The Mississippi River circa 1910. "The levee at Baton Rouge -- sternwheeler Paul Tulane." 8x10 inch dry plate glass negative, Detroit Publishing Company. View full size.

San Francisco, 1927. "Oldsmobile roadster at Golden Gate Park." Latest listing in the Shorpy Catalogue of Jaunty Jalopies. 5x7 glass negative. View full size.

June 1936. "Derrick, characteristic sight in Louisiana cane field. Used to transfer cane from wagons to trucks for transportation to sugar mills." Medium format negative by Carl Mydans for the Farm Security Administration. View full size.

January 1937. "Children of migrant citrus worker who lives in a rundown apartment house. The sink at the head of the stairs is the only running water in the house. Winter Haven, Florida." Photo by Arthur Rothstein. View full size.

Circa 1904. "Depot at Braidwood, Illinois." 8x10 inch dry plate glass negative, Detroit Publishing Company. View full size.

September 26, 1922. Washington, D.C. "Virginia Avenue playgrounds." Equipped with a skate pit. National Photo Company glass negative. View full size.

November 1938. Shafter, California. "During the cotton strike, the father, a striking picker, has left his wife and child in the car while he applies to the Farm Security Administration for an emergency food grant." Medium format negative by Dorothea Lange for the Farm Security Administration. View full size.

February 1943. "Daytona Beach, Florida, street scene." Photo by Gordon Parks for the Office of War Information; Photobomb by Humphrey Bogart. View full size.

Detroit circa 1899. "Detroit N.E. from Chamber of Commerce." The elevated vantage affords an excellent view of at least a dozen of the city's celebrated "moonlight tower" carbon arc lamps -- giant electric fixtures 165 feet tall, each illuminating several blocks. 8x10 inch glass negative. View full size.

1963. "George Jenkins, founder of the Publix supermarket chain, at store in Lakeland, Florida." 35mm negative by Marvin Newman for the Look magazine assignment "George Pleasures Them With Groceries." View full size.

San Francisco. "Maxwell - 1919" is all it says here. Perhaps these gents are in scale sales. 5x7 glass negative by Christopher Helin. View full size.

1865. "Earthwork fortifications and bomb-proofs in front of Petersburg, Va." Wet plate glass negative, Civil War collection, Library of Congress. View full size.

July 11, 1923. "Montrose play grounds (girls with dolls)." By now presumably all safely back in their toy boxes. National Photo glass negative. View full size.

May 1943. "Clinton, Iowa. Women wipers of the Chicago & North Western cleaning one of the giant freight locomotives." Medium-format negative by Jack Delano for the Office of War Information. View full size.

January 1943. "Freight operations on the Indiana Harbor Belt railroad between Chicago and Hammond, Indiana. Getting his waybills, Conductor Cunningham telephones his yardmaster with the number of cars he has to handle and where the delivery is to be made." Medium-format negative by Jack Delano for the Office of War Information. View full size.