Mueller, John Theodore,  1885-1967. <br/><br/>
Great missionaries to Africa / 
by J. Theodore Mueller. 
 - 2nd ed. 
 - Grand Rapids, Mich. :  Zondervan,  c1941. 
 - 153 p. ;  20 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Missions--Africa.