Colored Copperplate Map illustrates four views of ports and harbours of the east coast of Africa. Norwich, I., Pam Kolbe, and Jeffrey C Stone. Norwich's Maps of Africa: An Illustrated and Annotated Carto-Bibliography. 2nd ed. / rev. and edited by Jeffrey C. Stone. Norwich, Vt.: Terra Nova Press, 1997, map 0332, p. 380 Dr. Oscar I. Norwich David Rumsey Map Center copy 1: Norwich no. NOR 0332.