Simpson, Donald Herbert <br/><br/>
Dark companions :  the African contribution to the European exploration of East Africa / 
Donald Simpson 
 - London :  Paul elek,  1975 
 - xi, 228 p., 4 leaves of plates :  ill. ;  24 cm. 
<br/><br/> 'Who's who of Africans': p. 191-198 
<br/><br/>Bibliography: p. 201-207 
<br/><br/><label>ISBN: </label>0236400061 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Explorers--Africa, East<br/>Explorers--Africa, Central
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Africa, East--Discovery and exploration<br/>Africa, Central--Discovery and exploration