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left – Man in wheelchair at the march on Washington, D.C., 1963 © Warren K. Leffler, retrieved from the Library of Congress

middle – Ella Watson, Washington, D.C. Government charwoman / American Gothic, 1942 © Gordon Parks, retrieved from the Library of Congress

right – Near Manteca, California. Formerly rehabilitation clients. Now operating own farm under Tenant Purchase Act. A year and a half ahead on their payments. Family labor harvesting milo maize. Average loan for purchase of farm and improvements in San Joaquin County is seven thousand four hundred and sixty-five dollars, 1938 © Dorothea Lange, retrieved from the Library of Congress