-
-
-
-
-
-
-
-
-
-
-
-
"Migrant mother" by Dorothea Lange -
-
-
Locomotive roundhouse - Chicago, 1942. -
Douglas MacArthur lands at Leyte, 1944. -
1905 image of coffee grinding. -
Carpenter, 1942. -
San Francisco, 1851. -
Red blood cells. -
Waldenburg, 1945. -
USS Arizona survivor. -
Rust mite. -
Bridge construction. -
-
-
Spinning wheel. -
September 15, 2001 -
-
Leonardo da Vinci -
Submarine design by Robert Fulton, 1806 -
Land sale in Nebraska and Iowa, 1872 -
Typhoid vaccination, 1942 -
Woman from Ramallah, c. 1898-1914 -
Ursa Major -
-
-
-
-
-
Ottoman camel corps at Beersheba, World War I -
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
