doi:10.7916/d8-3kby-fx92Letter from Arthur Raper to Gunnar Myrdal, November 15, 1939Raper, Arthur Franklin, 1899-1979correspondencetextRace relationsAfrican Americans--Social conditionsEndowmentsNew York (N.Y.)Johnson, Guy Benton, 1901-1991National Association for the Advancement of Colored PeopleNational Urban League‏Haynes, George Edmund, 1880-1960