HistoricSiteMarkers

Industry & Invention

Mills, factories, and the machines that changed America.

4,995 markers in this collection — showing 3,9614,020.

Site of Wildhurst

Forest, TX

Wildhurst was one of many East Texas sawmill towns, founded by the Chronister Lumber Company in 1895 with sawmills, mill ponds, drying kilns, a commissary, and a logging tram. At its peak in 1918 it cut 75,000 board feet of yellow pine a day, and by the 1920s some 400 people lived there—records show about three-quarters of the workforce was African American, housed in segregated sections with their own schools and churches. Labor shortages during World War II and dwindling timber ended operations by December 1944.

Site of William Millican's Gin House

Edna, TX

Here stood the first cotton gin in Jackson County, and here, on July 17, 1835, colonists gathered for the "Lavaca-Navidad Meeting." Chaired by James Kerr, the assembly adopted resolutions protesting the Mexican government's treatment of Texas settlers. The gathering was among the first formal public protests that foreshadowed the Texas Declaration of Independence the following March.

Site of Willis Cigar Factory

Willis, TX

In the decades after the Civil War, Montgomery County farmers discovered their soil and climate were superb for tobacco, and the leaf grown around Willis earned prizes as far away as Chicago and Paris. At its peak the small town supported eight cigar-making operations, an unlikely industrial boom for rural East Texas. The Willis Cigar Factory on this spot was one of them, run by Kentucky-born Civil War veteran and former sheriff Capt. Thomas Wesley Smith until the trade faded in the early 1900s.

Site of Worthy Store

Donie, TX

In 1906 Alabama native Dillard Monroe Worthy opened a general merchandise store here, later joined by his son Roy as D.M. Worthy & Son. It supplied the surrounding countryside with everything from farm goods and lumber to butcher, blacksmith, and funeral services. Worthy's reach extended beyond the counter—he helped found a local bank and worked to bring a railway spur near Donie—and after his death in 1930 the store reopened under Roy until it eventually burned.

Site of: The Antlers Hotel Fire of 1929

Wichita Falls, TX

On a December night in 1929, flames tore through the three-story Antlers Hotel — built in 1920 as the Argonne — and lit up the whole of Wichita Falls. As crowds gathered, the west wall gave way just half an hour after the first alarm, killing assistant fire chief Smiley Turner, fireman Guno Anderson, and hotel guest Kenneth Brice. The disaster shamed the city into modernizing its department, funding new equipment, training, and finally enforcing its fire code.

Sites of Texas & Pacific Railway Depots

Colorado City, TX

Rail service reached Colorado City on April 16, 1881, when a Texas & Pacific supply train arrived to build the town's first depot, and cattle pens soon rose on donated land nearby. The railroad and stockyards made the town the great shipping and supply hub for the vast ranching country of West Texas and eastern New Mexico — sending out cattle, hides, wool, salt, and buffalo bones — until passenger service finally ended in 1967.

Sixth Street

Austin, TX

Laid out as Pecan Street on Edwin Waller's 1839 plan for the new capital, this thoroughfare drew a diverse population and grew into a commercial heart of nineteenth-century Austin. Its flat ground and safe distance from the flood-prone Colorado River made it ideal for shops, saloons, stables, and lumber yards, often with owners living above their businesses. Renamed Sixth Street in 1884, it accumulated Austin's largest concentration of Victorian commercial architecture, and restoration efforts begun in the 1960s revived the district.

Skaggs House

Weslaco, TX

In the 1920s the Rio Grande Valley was booming as irrigation turned raw brushland into profitable citrus groves, and Weslaco rose almost overnight as a planned railroad town. Bankers and citrus growers C. Lester and Florence Richardson Skaggs bought fifteen acres here in 1924 and, in 1927, had prolific local architect R. Newell Waters design them a Spanish Colonial Revival home amid their orchard. The house, its native landscape, and adjoining grove survived in the family until 1992 and became an early preservation cause.

Skew Bridge

Reading, PA · est. 1951

By the 1850s Pennsylvania was crisscrossed with railroads hungry for engineering that could carry tracks over roads and streams at awkward angles. A skew bridge solves that problem by setting its arch on a slant, forcing every stone to be cut on a precise spiral so the whole span holds without a central keystone. Designed by Richard Osborn for the Philadelphia & Reading Railroad in 1857, this stone arch was long admired as one of the finest examples of the form in the country.

Slate Industry

Bangor, PA · est. 1947

When Welsh immigrant Robert M. Jones arrived in 1848, he opened the first slate quarries around Bangor, drawing on skills carried from the slate country of Wales. The industry boomed, and the region became one of the world's leading producers of slate for roofing and for the writing slates and pencils once found in every schoolhouse. Waves of Welsh workers followed, giving the area a distinct heritage that endured for generations.

Slate Industry

Slatington, PA · est. 2002

The region around Slatington grew into one of the largest slate-producing centers in the United States after Welsh entrepreneur William Roberts spotted slate near a local barn in 1844. He and fellow Welsh immigrants opened a cluster of quarries, including the vast "Big Franklin" and the "Williams" quarry famous for making school slates. Their work helped fuel the popularity of slate roofing across America in the later 19th century.

Slateford

Upper Mount Bethel Township, PA · est. 1951

At Slateford in 1808, a chartered company launched one of the earliest efforts to quarry slate in the United States, tapping the rich seams of the Lehigh Valley. Over the following century, quarries and slate mills in this vicinity turned local stone into roofing and building material, keeping their works running until 1917. The venture helped pioneer an industry that would make eastern Pennsylvania a national center of slate production.

Slaton

Slaton, TX

Slaton owes its very existence to the Santa Fe Railroad. When the Pecos and Northern Texas branch reached the South Plains in 1911, banker O. L. Slaton — who had helped secure the right-of-way — lent his name to the brand-new townsite, which opened for business only a month after its first lots sold. As a railroad division point complete with a Harvey House, roundhouse, and machine shops, Slaton boomed almost overnight into a farming and ranching hub.

Slaton Bakery

Slaton, TX

When two young bakeries in the West Texas railroad town of Slaton merged in 1923, they set in motion one of the state's most enduring family businesses, taken over by the Wilson family in 1943. Through wartime rationing the bakery kept its ovens going, introduced the area to sliced hamburger and hot dog buns, and later added homemade flour tortillas to reflect its community. Still operating today, it ranks among the oldest continuously running bakeries in Texas.

Slaton Harvey House

Slaton, TX

Slaton was born of the railroad: the Santa Fe bought this ranchland in 1911 for a division point and, a year later, built both a depot and a Harvey House. Part of the chain founded by Scottish immigrant Fred Harvey, the Slaton house served elegant meals to travelers around a horseshoe counter, staffed by the famed 'Harvey Girls' who roomed upstairs. A commercial and social hub for thirty years, it briefly reopened to feed troops during World War II before the building lived on as a depot into the 1980s, later rescued by local preservationists.

Slaton Well

Plainview, TX

After Plainview boosters saw irrigated wells in New Mexico in 1910, banker-farmer J. H. Slaton agreed to fund a test well on his land if it worked. Completed in January 1911, it drew 1,700 gallons a minute from just 130 feet—proof that the Ogallala water beneath the plains could be tapped.

Slaughter Ranch Headquarters

Morton, TX

This was the working heart of the pioneering C.C. Slaughter Ranch, a 246,669-acre spread across Cochran and Hockley counties assembled by Col. C.C. Slaughter—a Texas leader in ranching, banking, and religion—between 1898 and 1901. The first headquarters was a humble half-dugout, but in 1915 the Slaughter cattle company brought workers from Mexico to build this adobe-and-concrete quadrangle in the form of a Spanish hacienda. It stood among the finest Texas ranch buildings of its day.

Smart-McCormick Home

Andice, TX

Bryce M. Smart built this home in 1855, when central Texas was still raw frontier and the great cattle drives were beginning to shape the land. A man of many trades, Smart ran a grist mill, a tannery, and a freight line, and family lore holds that his children rescued newborn calves abandoned along the nearby Chisholm Trail. Five generations later, McCormick descendants still keep the house.

Smelter Cemetery

El Paso, TX

Smelter Cemetery, established in 1882, took its name from the great ASARCO smelting works that made El Paso an industrial powerhouse of the Southwest. The surrounding neighborhood, largely Mexican-American, housed the laborers who fed the furnaces that processed ore from across the region. The cemetery, now a Historic Texas Cemetery, is the resting place of that working community.

Smeltertown

El Paso, TX

In the late 19th century a smelting operation — bought by ASARCO in 1899 — turned this stretch of the Rio Grande into a center for refining lead, copper, and other ores. Thousands of Mexican immigrant workers and their families built a vibrant community around the smelter called Smeltertown, or La Esmelda, complete with schools, churches, businesses, and the pilgrimage site of Mount Cristo Rey. When dangerous levels of lead contamination were found in the early 1970s, the community's buildings were razed and its families relocated.

Smiley-Woodfin Native Prairie Grassland

Brookston, TX

At roughly 2,100 acres, the Smiley-Woodfin meadow is the largest surviving remnant of the vast native grassland that once rolled from Texas to Canada. A lack of fuel and surface water spared it the plow, and owner M. L. Smiley used it for grazing and hay while neighboring fields eroded under cultivation. After his death the land passed to the Woodfin brothers, and it remains the state's largest supplier of native hay.

Smith & Sons ⎯⎯⎯ The Peabody Free Library

Columbia City, IN

This spot in Columbia City traces a lineage of local funeral directors reaching back to 1851, with the building here raised in 1919 by lumberman and philanthropist Simon J. Peabody — the same benefactor whose name graced the town's free library. In the boom decades when Indiana hardwood built fortunes, timber money often circled back into civic gifts, and the establishment served the community for eighty years until 1999.

Smith Brothers

Crockett, TX

When Francis Albert and Jim Smith joined forces in Houston County in 1904, they began with livery stables, farms, and real estate, but the automobile changed everything. Betting on the coming age of the car, they moved into road building and in 1923 paved a nearly seven-mile stretch of Old State Highway 21 with their own money, the first paved highway in the area. Their firm grew to lay roads and brick paving across Texas and nine other states before Jim's death in 1930 unwound the partnership.

Smith Building (Palace Hotel)

Canyon, TX

J. Frank Smith raised this commercial building in 1906, the very year Canyon incorporated as a town, and served on its first board of aldermen while running a land company upstairs. The ground floor first held the Canyon Mercantile & Hardware Store, and in 1912 S. B. McClure opened the Palace Hotel here, sharing space over the years with a cafe. Through several owners the Palace Hotel served travelers and townspeople until it finally closed in 1960.

Smith County Rose Industry and the Tyler Rose Garden

Tyler, TX

Sandy soil, steady rain, and a long growing season made the Tyler area ideal for roses, and commercial growers such as G. A. McKee and Mathew Shamburger began selling bushes there in the 1870s. The trade blossomed in the 1920s with new irrigation methods, gained a promotional showcase in the Texas Rose Festival launched in 1933, and drew scientific research that professionalized the field. By the 1970s the Tyler area supplied about half the rose bushes grown in the United States.

Smith-Burnett Home

Fort Worth, TX

As Fort Worth blossomed in the early 1900s, this neighborhood became a fashionable address for the city's rising elite. Banker Ben O. Smith bought the site in 1906 and built a home where his wife Frances hosted the town's social set; a decade later it passed to cattleman Tom Burnett, son of the legendary rancher S. Burk Burnett. The house links the worlds of finance and the open range that together built early-twentieth-century Fort Worth.

Smith-Savage House

Granbury, TX

Hood County tax assessor Samuel Hancock Smith built this Granbury home soon after taking office in 1883, adding much of its decorative trim during an 1892 expansion. From 1920 to 1956 it belonged to the Savage family, local merchants, and it still shows off its Eastlake porch and Italianate bay window.

Smoketown

Louisville, KY

Smoketown took shape after slavery ended in 1865, when thousands of African Americans moved to Louisville seeking work and freedom. Its tightly packed streets of shotgun houses let landowners profit from dense settlement, while residents labored in the city's tobacco warehouses and founded one of Louisville's first African American public schools in 1874. It remains the only post–Civil War neighborhood in the city settled chiefly by Black residents.

Smyrna Union Church

Emory, TX

On this spot in 1902 stood the schoolhouse where ten local farmers founded the first local of the Farmers Educational and Cooperative Union of America, better known as the National Farmers Union. Vowing to "secure equity, establish justice and apply the Golden Rule," the organization grew from this rural Texas meeting into a national force in American agriculture. A church later rose on the site, and a tablet honors the founders by name.

Snapka Drive Inn

Corpus Christi, TX

After serving in World War II, Method Snapka and his brother Rudy opened their first drive-in in Robstown in 1948, serving hamburgers and Mexican dishes to a booming postwar coast. A second Corpus Christi location near Roy Miller High School became a popular hangout for students after football games and for neighborhood families, and the Snapka family still runs two of the restaurants today.

Snead-Rieck House

Austin, TX

In 1934, Austin construction and development figure Edwin Brazelton Snead built this Tudor Revival house from an unusual source: holding the demolition contract for the University of Texas's Old Main building, he salvaged its light yellow-buff bricks and other materials for the new home. With steep roofs, half-timbering, gables, and a high chimney, the house shows the inventive vernacular architecture Texans improvised during the Great Depression. Kimble County ranching family the Riecks bought it in 1939 and lived there for decades.

Snyder National Bank

Snyder, TX

Banking came to Snyder in 1890 when F. J. Grayum opened a private bank inside his drugstore, in a town so remote that goods still arrived by wagon from the railroad 25 miles south. In 1905 rancher W. A. Fuller and his associates bought out Grayum and chartered the Snyder National Bank to spur the town's growth. During the bank runs of the 1930s, president M. A. Fuller famously flew in a plane loaded with cash and invited nervous customers to withdraw their money — a bluff that steadied the community and prevented a run.

Snyder Sanitarium

Glen Rose, TX

At the turn of the 20th century, Glen Rose's hundreds of natural springs and artesian wells drew health-seekers who believed the mineral waters could cure their ills. Californian George Paul Snyder opened a sanitarium here in 1915 and built this two-story structure in 1919 to house his growing clientele, even keeping a small zoo that delighted guests and townsfolk alike. His family and associates ran the sanitarium into the 1970s.

Soda Works Building

Berkeley, CA

Built in 1888 by Robert Agers to manufacture soda water for customers across California, this false-front building recalls the era when Telegraph Avenue was a dusty street of wood-frame houses and small shops. Its recessed storefronts and second-floor oriel windows survive largely as they looked after a 1904 expansion. In 1969, during the tumultuous People's Park protests, Alameda County deputies fired on spectators here, mortally wounding James Rector on the building's roof.

Sodville Community

Sinton, TX

In 1907–08 an Iowa land developer partnered with the vast Coleman-Fulton Pasture Company to market 56,000 acres of South Texas brushland to Midwestern buyers, and Mexican migrant laborers cleared mesquite so thick that prospects had to blaze their own trails. The settlement that grew here took the promotional name Sodville for its fertile soil, sprouting a school, stores, cotton gins, and churches through the 1910s and 1920s. As rural Texans drifted toward cities after mid-century, its school consolidated, its stores closed, and by 2000 only a corner and a few homes remained.

Solomon Boscov

Reading, PA · est. 1999

Solomon Boscov arrived from Russia in 1911 and built his American life the hard way — walking a peddler's route around Reading before opening a single storefront after World War I. From that modest beginning grew one of Pennsylvania's most enduring family-owned department store chains, expanding steadily through the mid-20th century. By the close of the century, three decades after his death, Boscov's had grown into a 34-store regional institution across five states.

Solomon Jacobs Landing

Gloucester, MA

This landing and park honor Captain Solomon Jacobs, a Newfoundland-born fisherman who rose to prominence out of Gloucester in the early 1900s. Nicknamed the "King of the Mackerel Killers," he was renowned for the enormous catches he brought back to one of the busiest fishing ports in the country. His story opens a window onto the immigrant labor and maritime enterprise that powered New England's fisheries.

Solomon Juneau's Log Cabin Replica

Milwaukee, WI

This plaque marks a replica of the 1822 log cabin of Solomon Juneau, the French-Canadian fur trader whose trading post grew into the city of Milwaukee. It was given to honor Dr. Francis Huebschmann, an early German-American physician who tended to Juneau, and later re-set by a local preservation group. The original cabin stood in the earliest days of white settlement at the mouth of the Milwaukee River.

Somerville

Somerville, TX

Somerville grew up where two branches of the Gulf, Colorado & Santa Fe Railway met, taking its name from the railroad's first president, Albert Somerville. Settlers arrived after an 1883 survey, and the town boomed in the 1890s when residents lured a railroad tie plant here—an operation the Santa Fe bought in 1905 that remained a mainstay long after the 1960s creation of Lake Somerville made the town a recreation hub.

Somerville Stadium

Somerville, TX

As the Great Depression eased, the Somerville school board partnered with the Works Progress Administration to build a football stadium locals came to call "The Rock." Around 100 area men — most with little or no masonry experience — hauled native stone and petrified wood from the Yegua Creek bottom and raised the rustic structure, finished in 1940. Since then it has hosted football, baseball, graduations, and community gatherings.

Sonnentheil Home

Galveston, TX

Built in 1886-87 for German immigrant and dry-goods merchant Jacob Sonnentheil, this Galveston home was likely designed by Nicholas J. Clayton, the island city's most celebrated architect. Its blend of Eastlake, Gothic, and Italianate details—crowned by a finely crafted double gallery—reflects the wealth and cosmopolitan taste of Galveston during its heyday as a great Gulf port. Sonnentheil, who had served the Confederacy, ran a wholesale house on the bustling commercial artery of The Strand.

Sons of Hermann Lodge No. 216

Runnels County, TX

Founded locally in 1904 as the Rowena chapter of the Sons of Hermann, this lodge belonged to a worldwide German fraternal and benevolent society that offered mutual aid, insurance, and fellowship to its members. The order took its name from Hermann (Arminius), the ancient Germanic leader who, around A.D. 9, checked Roman expansion east of the Rhine. In immigrant-heavy Central Texas, such lodges helped newcomers preserve their culture while building a safety net.

Sorenson-Stair Building

Rockport, TX

Danish immigrant Simon Sorenson bought a mercantile on this Rockport corner in 1886, rebuilding the two-story brick store after an 1895 fire. In the days before radio, the Sorensons received weather reports by telegraph and raised warning flags in the coastal town when storms threatened. After Hurricane Celia struck in 1970, the building found new life as the Estelle Stair Gallery, helping nurture Rockport's growing art community.

South 9th Street Curb Market

Philadelphia, PA · est. 2007

In the anxious years around World War I, when food ran short and prices climbed, Philadelphians turned to open-air 'curb markets' where vendors sold produce and provisions directly from the sidewalk. The South 9th Street market took root in an immigrant neighborhood, its stalls heavy with fresh vegetables and the specialty foods of the families who settled there. It weathered nativist hostility and complaints about sanitation and congestion to become one of the city's most beloved institutions.

South County Office Building

Port Arthur, TX

As the petrochemical industry boomed across southern Jefferson County in the early 1930s, the county needed a government outpost closer to Port Arthur, and a special act of the Texas Legislature in 1931 authorized a "subcourthouse." Funded by the federal Public Works Administration, the three-story building rose between 1935 and 1936, stacking commissioners' offices, court facilities, and a jail. Its art moderne design—stylized classical detailing, entry eagles, floral banding, and allegorical medallions—typifies the ornamental public architecture of New Deal projects.

South Hadley Canal

South Hadley, MA

In 1795, at the falls of the Connecticut River in South Hadley, American engineers opened one of the young nation's earliest artificial navigations—a way for river traffic to slip past rapids that had long blocked the route between the coast and the fertile farms of the upper valley. Rather than the familiar chambered locks, the canal famously employed an inclined plane that hauled boats between water levels, an ingenious solution for a country still learning to move goods overland and by water. For nearly seventy years it carried lumber, produce, and merchandise, until railroads made such waterways obsolete and it closed in 1862.

Southern Pacific Depot

Edinburg, TX

Opened in 1927 as the Southern Pacific pushed its rails deep into South Texas, this Edinburg depot became a lifeline for the Rio Grande Valley's booming citrus and vegetable trade. Designed by railroad architect Leonard B. McCoy in graceful Spanish Colonial Revival style — tile detailing, double entries, built-in benches — it carried passengers until 1952 and freight until 1982. The building marks the moment the Valley connected to the wider national economy.

Southern Pacific Freight Depot

Brenham, TX

In the early 1860s Brenham residents built a short local rail line to link up with the Houston & Texas Central Railway, which bought it in 1869 and helped turn the town into a regional distribution center. Around 1916 the H&TC, by then owned by the Southern Pacific, erected this brick depot, and the railroad maintained a presence in Brenham until 1975. Its limestone stringcourses and Prairie School-influenced corbelled pendants recall the town's heyday as a rail hub.

Southern Pacific Railroad Yards

Sparks, NV

Soon after 1900, crews reworked some 373 miles of the old Central Pacific line between Reno and Ogden, straightening the route and, in the process, bumping the division terminal off the main line at Wadsworth. In the summer of 1904 the railroad moved that terminal here, and the town of Sparks was born around its yards and a forty-stall roundhouse. The city owes its very existence to that relocation.

Southern Pine Lumber Company Commissary

Diboll, TX

The Southern Pine Lumber Company opened its first sawmill at Diboll around 1894 under T. L. L. Temple, and this commissary served the company town that grew up around it. Moved into its 1923 building, the store sold everything from groceries and medicine to furniture and coffins, with purchases made in company scrip—metal or waxed-paper tokens. It anchored daily life in Diboll until it closed in 1953.

Southwestern Bell Telephone Co. Building

San Antonio, TX

Opened at midnight on July 14, 1923, this Colonial Revival building housed Southwestern Bell's Woodlawn telephone exchange, close enough to San Antonio's north-side neighborhoods that its thirty-five operators could walk to work. In 1936 it became home to Tobin Aerial Surveys, founded by WWI combat pilot Edgar Tobin, who pioneered commercial aerial photography and coordinated wartime mapping of much of the United States from these offices. Later serving the United Cerebral Palsy Association, the building was finally converted to residences.

Southwestern Exposition and Livestock Show

Fort Worth, TX

What began in 1896 as a modest livestock show organized by Fort Worth Stock Yards men and Texas cattle raisers grew, decade by decade, into one of the great institutions of the cattle world. A 1908 coliseum brought horse shows and cutting competitions; by 1918 the renamed Fat Stock Show had added what is often called the first indoor rodeo, along with youth events and society pageantry. After relocating to this site in 1944, it swelled into a multimillion-dollar, weeks-long rodeo and exhibition drawing hundreds of thousands.

Southwestern Telegraph & Telephone Bldg.

Austin, TX

Travis County official and historian Frank Brown built this ornate structure in 1886, and the Southwestern Telegraph and Telephone Company bought and restyled it in 1898 with a façade by architect A. O. Watson. It served as Austin's first dedicated telephone building, housing the company that was wiring the city for a new age of communication. The John L. Martin family later owned the building from 1922 to 1976.

Spanish Cattle Ranching

Gainesville, FL

In the 1600s, the region around present-day Gainesville lay at the heart of Spanish Florida's cattle-ranching frontier, worked largely through the coerced labor of the Timucua people who had lived in the area for generations. The largest of these operations was the La Chua ranch, whose name — itself a Spanish reshaping of an Indigenous word — echoes the layered histories of the place. These ranches supplied beef and hides to St. Augustine and beyond until raids and the collapse of the mission system swept them away in the early 1700s.

Spanish Custom House

New Orleans, LA

For nearly four decades in the late 1700s, Louisiana was a Spanish colony, and New Orleans served as capital of the Province of Luisiana after France ceded the territory in 1762. This custom house on Moss Street, dating to 1784, recalls the era when Spanish officials collected duties on the goods and shipping that flowed through the busy Gulf port. The city's Spanish decades left lasting marks on its architecture, law, and street names before Louisiana passed back to France and then to the United States in 1803.

Sparks

Sparks, NV

In 1904 the Southern Pacific Company, then straightening the old Central Pacific line across Nevada, moved its shops and headquarters here and laid out five blocks of employee housing, selling lots for a dollar to workers who had to build within 120 days. The railroad even sliced up its Wadsworth houses, shipped them free by rail, and relocated its whole workforce on July 4, 1904. Incorporated in 1905 and named for Governor John Sparks, the town boasted one of the world's largest roundhouses and served as base for the mighty cab-forward "Mallet" locomotives that hauled trains over the Sierra Nevada.

Sparrows Point

Dundalk, MD

Rising on the tidewater east of Baltimore, the Sparrows Point works grew from an 1880s Pennsylvania Steel venture into the sprawling core of Bethlehem Steel's empire — for a time the largest steel mill on Earth. Its furnaces and shipways turned out the steel and vessels that armed and supplied the nation through both World Wars, and a whole company town grew up around the jobs it created.

Speculator Mine Disaster Memorial

Butte, MT

On June 8, 1917, fire broke out deep in the Speculator (Granite Mountain) mine beneath Butte — the fabled "richest hill on earth" — filling the shafts with smoke and poison gas. By the time it was over, 168 miners were dead, the deadliest hard-rock mining disaster in American history. The catastrophe hardened Butte's copper miners and helped touch off a wave of labor unrest across the mountain West.

Speechley Gas Pool Well

Pinegrove Township, PA · est. 1999

On April 15, 1885, Samuel Speechley completed a natural gas well here at a depth of 1,963 feet, briefly powerful enough to supply Oil City and its neighboring towns. Drillers discovered at its base a deep gas-bearing sandstone that was named the 'Speechley Sand' in his honor and later traced across much of Pennsylvania into West Virginia. Remarkably, the well kept producing under a succession of owners into the early 1990s.