Africa Continent Exploration Discoveries Egypt Congo 1883 Lett's scarce mapGeneral Map of Africa. (Old Maps, 19th Century Maps, Africa, Continent, Exploration, Discoveries, Egypt, Cape Colony, Abyssinia, Congo). Issued 1883, London by Letts, Son & Co. Attractive and fascinating 19th century color lithographed map. The interior details reflect discoveries to date during this era. A late re issue of the SDUK plates from the 1830's & 40's, here transferred from steel to a lithographic process of printing, with amendments made