EVB2930726: Deadwood and Delaware Smelter at Deadwood, South Dakota. photo by John C. Grabill, 1890 / Bridgeman Images

EVB2930728: Virginia City, Nevada. Photo by Timothy O'Sullivan. Albumen print, 1867, O'Sullivan, Timothy (1840-82) / Bridgeman Images

EVB2930753: Wild Bill's Monument. Wild Bill Hickok, born May 27, 1837 at Homer, Ill. Killed by Jack McCall at Deadwood, S.D., Aug. 2, 1876, where his body now lies. photo by John C. Grabill, 1891 / Bridgeman Images

EVB2930768: Looking southeast along Main Street, Salt Lake City, Utah c. 1908 / Bridgeman Images

EVB2930769: Main Street, Salt Lake City, Utah c. 1908 / Bridgeman Images

EVB2930771: The Great Union Stock Yards of Chicago. color lithograph c. 1878, Unknown Artist, (19th century) / Bridgeman Images

EVB2930784: Northwestern America showing the territory ceded by Russia to the United States, 1867 / Bridgeman Images

EVB2930787: Buffalo hunt in the wild west. A buffalo hunter shooting a buffalo as two Natives ride alongside with spears. chromolithograph. c1897 / Bridgeman Images

EVB2930793: American bison herd, callotype, 1906 / Bridgeman Images

EVB2930795: A Daring act! Woman on cart drawn by two bison. Postcard c1910 / Bridgeman Images

EVB2930809: Eugene Debs, the Socialist Party of America candidate for President. 1908 / Bridgeman Images

EVB2930811: Samuel Gompers, president of the American Federation of Labor. 1904 / Bridgeman Images

EVB2930824: Labor Day parade. Women on float of the Women's Auxilliary Typographical Union. New York City, September 6, 1909 / Bridgeman Images

EVB2930830: Occupational portrait of an unidentified surveyor with a transit on a tripod and holding dividers and a map. sixth plate daguerreotype, c. 1840-1860 / Bridgeman Images

EVB2930836: Clock above the entrance of the Cincinnati Union Terminal, Cincinnati, Ohio, c. 1928 / Bridgeman Images

EVB2930839: City Hall Clock Tower, Atlantic City, NJ. Built 1901, demolished 1969 / Bridgeman Images

EVB2930841: Trenton street scene, Trenton, New Jersey, ca 1893 / Bridgeman Images

EVB2930845: Statue of Liberty, c.1884 (chromolithograph) / Bridgeman Images

EVB2928974: New York City, sign on a 22nd Street factory entrance, reads: 'Small Girls Wanted', photograph by Lewis Wickes Hine, January, 1916, Hine, Lewis Wickes (1874-1940) / Bridgeman Images

EVB2928982: Cincinnati Union Terminal, South bas relief, constructed in 1933, partially demolished in 1974, Cincinnati, Ohio, photograph c.early 1970s / Bridgeman Images

EVB2929004: Grand Central Air Terminal, designed by Henry L. Gogerty in 1928, combines Spanish Colonial Revival style with Art Deco Moderne design. The first planes to bear the names of Jack Northrop and Howard Hughes were built at Grand Central Air Terminal. Photograph c.1936, 1310 Air Way, Glendale, Los Angeles, California / Bridgeman Images

EVB2929014: The Civil War, view of Charleston, South Carolina, from Fort Wagner, Morris Island, c.1800s / Bridgeman Images

EVB2929044: The Civil War, General Herman Haupt (1817-1905), rowing a boat made of small pontoons, photograph by Andrew J. Russell, 1862-1863 / Bridgeman Images

EVB2929046: World War I, Italian eagle attacking double-headed Austrian imperial eagle in mid-air over mountains c.1918 (lithograph) / Bridgeman Images

EVB2929056: World War I, India's soldiers in France, c.1914-1918 / Bridgeman Images

EVB2929060: World War I, Vice President Thomas R. Marshall (blindfolded), who served under President Woodrow Wilson from 1913-1921, drawing a draft capsule, c.1918 / Bridgeman Images

EVB2929063: Lincoln, Nebraska, Seed and feed store, photograph by John Vachon, 1942, Vachon, John (1914-75) / Bridgeman Images

EVB2929068: World War I, German soldiers' Christmas, c.1914-1918 / Bridgeman Images

EVB2934784: Texas tenant farmers displaced from their land by tractor farming were unemployed. In the 1930's tractors increased efficiency and reduced the manpower needs of farming, adding to the Great Depression's jobless rolls / Bridgeman Images

EVB2934792: Death chamber and electric chair at Sing Sing Prison in 1923 / Bridgeman Images

EVB2934794: Soil drifting over a farm building on a South Dakota farm in 1935. Dakota was north of the 'Dust Bowl,' but the 1930s drought and decades of intensive farming on the Great Plains, left soil exposed to wind storms from Canada to Texas / Bridgeman Images

EVB2934807: Heavy equipment in the mud of Tennessee Valley Authority's Douglas Dam construction. The dam was needed during World War II to supply electricity for aluminum production, explosives manufacture, and the Manhattan Project's Oak Ridge facility. 1942 / Bridgeman Images

EVB2934808: Chickamauga Dam Turbine Generators provided electricity to the rural areas of the Tennessee River Valley. It was part of the TVA, a New Deal project to stimulate the economy and create jobs during the Great Depression. c. 1940 / Bridgeman Images

EVB2934810: Workmen installing a generator in the Norris Dam powerhouse. Norris Dam was the first major project of the Tennessee Valley Authority, created during the first 100 days of Franklin Roosevelt administration. Construction began on October 1, 1933 and was completed by March 4, 1936 / Bridgeman Images

EVB2934813: Map diagrams the functions the New Deal public works project authorized when President Franklin D. Roosevelt signed the Tennessee Valley Authority Act on May 18, 1933, during the First Hundred Days of his administration / Bridgeman Images

EVB2934851: John H. Rock, free Black lawyer from Boston was the first African American admitted before the Supreme Court on February 2, 1865 / Bridgeman Images