A coolie laborer in Zhenjiang, China, ca. 1900.
Doris Ulmann, Laborer’s hands, ca. 1925.
Source: Library of Congress Prints and Photographs Division
John Vachon, Worker at a carbon black plant, Sunray, Texas, USA, 1942.
Source: Library of Congress
A peasant field worker sleeping at midday during harvesting. Photograph by Paul Schutzer. Bulgaria, August 1963.