October 1942. "Scrap and salvage depot in Butte, Montana." 4x5 Kodachrome transparency by Russell Lee for the Office of War Information. View full size.

March 1943. "Amarillo, Texas, general view, South Tyler at SW 10th Avenue -- Santa Fe R.R. trip." This is the uncropped version of a smaller image posted here five years ago. 4x5 Kodachrome by Jack Delano. View full size.

December 1941. Akron, Ohio. "Manufacture of self-sealing gas tanks, Goodyear Tire & Rubber Co." A patriotic ensemble of red, white and blue. 4x5 Kodachrome transparency by Alfred Palmer, Office of War Information. View full size.

April 1943. Clinton, Iowa. "Mrs. Irene Bracker, mother of two, employed at the roundhouse as a wiper, Chicago & North Western R.R." 4x5 Kodachrome transparency by Jack Delano for the Office of War Information. View full size.

April 1943. "Chicago & North Western R.R. -- Mrs. Dorothy Lucke, employed as a wiper at the roundhouse in Clinton, Iowa." 4x5 Kodachrome transparency by Jack Delano for the Office of War Information. View full size.

December 1942. Melrose Park, Ill. "L. Logan, of West Chicago, boilermaker at the Proviso Yard roundhouse, Chicago & North Western R.R." 4x5 Kodachrome transparency by Jack Delano, Office of War Information. View full size.

December 1941. "Electronics technician, Goodyear Aircraft Corp., Akron, Ohio." 4x5 Kodachrome transparency by Alfred Palmer, OWI. View full size.

June 1942. "Crewman of an M-3 tank, Fort Knox, Kentucky." Or could it be Fort Dix? Kodachrome transparency by Alfred Palmer for the OWI. View full size.

October 1942. "Douglas Aircraft plant at Long Beach, California. An A-20 bomber being riveted by a woman worker." (With, yes, a power drill.) 4x5 Kodachrome transparency by Alfred Palmer, Office of War Information. View full size.

August 1942. "Formerly a sociology major at the University of Southern California, Mrs. Eloise J. Ellis (left) now "keeps 'em flyin'" at the Naval Air Base, Corpus Christi, Texas. She is a supervisor under civil service in the Assembly and Repair Department. It is her job to maintain morale among the women by helping them solve housing and other personal problems. With her is Jo Ann Whittington, an NYA trainee at the plant." Large format Kodachrome transparency by Howard Hollem for the Office of War Information. View full size.

December 1942. "Proviso Yards, Chicago. A Chicago & North Western Railroad roundhouse." 4x5 Kodachrome transparency by Jack Delano. View full size.

April 1943. "Chicago & North Western RR, tank cars going over the hump at Proviso yard, Chicago." 4x5 Kodachrome transparency by Jack Delano for the Office of War Information. View full size.

Chicago, December 1942. "Hump master in a Chicago & North Western railroad yard operating a signal switch system which extends the length of the hump track. He is thus able to control movements of locomotives pushing the train over the hump from his post at the hump office." 4x5 Kodachrome transparency by Jack Delano for the Office of War Information. View full size.

July 1942. "Birmingham (near Detroit), Michigan. Herbs and kitchen utensils in a house in Birmingham." 4x5 inch Kodachrome transparency by Arthur S. Siegel for the Farm Security Administration. View full size.

Chicago, December 1942. "Apparatus used at the laboratory at the Chicago & North Western RR's 40th Street yards for analyzing solutions of metals used in locomotives and the railroad plant in general." 4x5 Kodachrome transparency by Jack Delano for the Office of War Information. View full size.