Garfinkle, H. [1959] (1969) When Negroes March. New York: Atheneum . Philadelphia Branch of the National Association for the Advancement of Colored People Correspondence (Boxes G-187-189). Washington, D.C.: Library of Congress.
2.
Nelson, H. V. (1972) "The Philadelphia N.A.A.C.P.: epitome of middle class consciousness." (Professional Paper 2) Los Angeles: University of California Center for Afro-American Studies.
3.
PhiladelphiaCity Directories (1930-1936).
4.
Philadelphia Public Journal (1928) "Neval H. Thomas comes to Philadelphia." (June 7).
5.
Philadelphia Tribune (1929) Editorial. (July 11): 16.
6.
Vincent, T. (1972) Black Power and the Garvey Movement. Berkeley Calif.: Ramparts.