Chronology of notable events and dates in the history of the African and his descendants during the period of slavery and the slave trade.

by Diggs, Ellen Irene, 1906-1998
Washington, Association for the Study of Negro Life and History, 1970

Black innovators /

by Diggs, Ellen Irene, 1906-1998
Chicago : Institute of Positive Education, 1975

Black chronology from 4000 B.C. to the abolition of the slave trade /

by Diggs, Ellen Irene, 1906-1998
Boston, Mass. : G.K. Hall, 1983

Black chronology : from 4000 B.C. to the abolition of the slave trade /

by Diggs, Ellen Irene, 1906-1998
Boston, Mass. : G.K. Hall, 1983

Encyclopedia of the Negro : preparatory volume with reference lists and reports /

New York : The Phelps-Stokes Fund, Inc., 1946
Revised and enlarged edition.