The Hudson River circa 1913. "Under the bridge -- Poughkeepsie, N.Y." This former railroad bridge, completed in 1889, is now the centerpiece of Walkway Over the Hudson State Historic Park. 8x10 inch glass negative. View full size.

Mexico circa 1897. "Stairway and shrines of Sacromonte, near Amecameca de Juárez." 8x10 inch glass negative by William Henry Jackson. View full size.

San Luis Potosi, Mexico, circa 1897. "Estación del Ferrocarril Central Mexicano (Mexican Central R.R. station)." Glass negative by W.H. Jackson. View full size.

September 1910. Burlington, Vermont. "Two of the 'pin boys' working in Bowling Academy with three other small boys until 10 or 11 p.m. some nights." One of our astute commenters noticed this place just two doors over from the hotel seen here, and made the connection to Lewis Hine, who took this photo, as well as the pictures of Shorpy.com's namesake coal miner. View full size.

San Francisco circa 1929. "DeSoto coupe at Phelan Mansion." Critter du jour in the Shorpy Menagerie of Musty Marques, this example comes from the first model year for DeSoto, a Chrysler brand that lasted for three decades. 8x10 nitrate negative, late of the Marilyn Blaisdell collection. View full size.

Circa 1912. "Main Street and Chippewa Hotel, Mackinac Island, Michigan." 8x10 inch dry plate glass negative, Detroit Publishing Company. View full size.

Burlington, Vermont, circa 1911. "Hotel Vermont." Last glimpsed here. 8x10 inch dry plate glass negative, Detroit Publishing Company. View full size.

May 1940. "Wife of member of the Arizona part-time farms, Chandler Unit, Maricopa County, at her kitchen stove." Photo by Russell Lee. View full size.

May 1940. "Wife of member of the Arizona part-time farms. Chandler Unit, Maricopa County, Arizona, in the kitchen of her apartment on the project." The lady last seen here. Medium format negative by Russell Lee. View full size.

May 1940. "Member of the Arizona part-time farms (last seen here), Chandler Unit, in bedroom of his apartment on the project studying for civil service examination in poultry culture. Maricopa County, Arizona." Medium format negative by Russell Lee for the Farm Security Administration. View full size.

May 1940. "High school students crossing the street. Phoenix, Arizona." Medium format negative by Russell Lee for the Farm Security Admin. View full size.

May 1940. "Cactus light standard in front of hotel in Phoenix, Arizona." Behold the Urban Saguaro. Medium format negative by Russell Lee. View full size.

May 1940. "Member of the Arizona part-time farms with his wife and child. Maricopa County, Arizona. Chandler Unit." Medium format negative by Russell Lee for the Farm Security Administration. View full size.

January 4, 1918. "Garland, Charles Y., Mr., portrait photograph." Brother of Hope Garland, young Charles would become a news item in 1919, when he and his brother turned down a million-dollar inheritance. Eventually he changed his mind and made a name for himself as an exponent of socialism, naturism and free love. 5x7 glass negative by Arnold Genthe. View full size.

December 1935. "Tenement backyard and privy, Cincinnati, Hamilton County, Ohio." 35mm nitrate negative by Carl Mydans. View full size.