Autor: Rowland Scherman
Título: Civil Rights March on Washington, D.C. [Dr. Martin Luther King, Jr. and Mathew Ahmann in a crowd.]
Data: 28 August 1963
Origem: U.S. National Archives and Records Administration
Fonte: https://en.wikipedia.org/wiki/File:Civil_Rights_March_on_Washington,_D.C._(Dr._Martin_Luther_King,_Jr._and_Mathew_Ahmann_in_a_crowd.)_-_NARA_-_542015_-_Restoration.jpg
Licença: https://creativecommons.org/publicdomain/zero/1.0/deed.en
20-09-1958