"July 13, 1952. Maurine, Grace, Helen, Albert, Leslie and Morris at St. Mary's, Rochester." The latest installment of Minnesota Kodachromes. View full size.

July 1940. "Migratory agricultural worker from Florida waiting to leave Belcross, N.C., to another job at Onley, Va. It is Sunday and she is wearing her best clothes." Photo by Jack Delano for the Farm Security Administration. View full size.

Washington, D.C., circa 1935. "D.G.S. Store and other vendors at trade exhibi­tion." 8x10 inch acetate negative, National Photo Company. View full size.

March 1943. "Walter V. Dew, rear brakeman, on the Atchison, Topeka & Santa Fe between Chicago and Chillicothe, Illinois, watching the train from the cupola." Photo by Jack Delano for the Office of War Information. View full size.

April 2, 1909. "Playground at Hamilton Fish Park." New York, New York -- it's a toddler town. 5x7 inch glass negative, Bain News Service. View full size.

"Howard & Rena, April 1952." Visiting Claude's farm somewhere in Minnesota, affording us our third look at these colorful Kodachromes. View full size.

Washington, D.C. "NO CAPTION" is the caption on this Harris & Ewing glass negative from 1935 of a lady and her furry friend. View full size.

Chicago circa 1910. "Madison Street, Hotel Brevoort & La Salle Opera House." The fad for automobiles seems to be growing. 8x10 inch glass negative. View full size.

Circa 1910. "Brown electric hoist unloading freighter Constitution at Cleveland." 8x10 inch dry plate glass negative, Detroit Publishing Company. View full size.

"Grace at Claude's farm -- April 27, 1952." Along with Sally the Dalmatian, in our second slide from the Minnesota Kodachromes we got on eBay. View full size.

Dec. 17, 1943. "Hoffmann-LaRoche Inc., Nutley, New Jersey. Building 34, three kettles. Pfaudler Co., client." The white rectangles on the tanks are writing that's been blacked out on the negative. Gottscho-Schleisner photo. View full size.

1938. "Hollywood. Caldwell vicinity, Mecklenburg County, North Carolina. Structure dates to 1800; original owner Robert Davidson." 8x10 inch acetate negative by Frances Benjamin Johnston. View full size.

1909. "Majestic Building from Detroit Opera House." With "ServSelf Lunch in Basement." 8x10 inch glass negative, Detroit Publishing Co. View full size.

Washington, D.C., 1920. "Mary Claphet, Irene & Ella Sherer, Mary Facenire." Transcribed with a "[?]" after each somewhat illegible name. Yes, ladies, you are on the INTERNETS. National Photo Company glass negative. View full size.

December 1942. Chicago, Illinois. "Working on a giant locomotive, one of the '400s,' in the Chicago & North Western Railroad shops." Medium-format negative by Jack Delano for the Office of War Information. View full size.