Map Gallery - historical maps of Africa (American Museum of Natural History)
http://diglib1.amnh.org/galleries/maps/index.html

Afriterra.Org (a non-profit Cartographic Library and Archive assembling and preserving the original rare maps of Africa)
http://www.worldatlas.com/webimage/countrys/af.htm

Perry-Castañeda Library Map Collection, University of Texas :
... Africa Maps from the CIA
http://www.lib.utexas.edu/maps/historic … frica.html
[b]... Historical Maps of Africa [/b]
http://www.lib.utexas.edu/maps/africa.html

Worldatlas.com Africa maps
http://www.afriterra.org/