Harms, Robert W., 1946-  Harms, Robert W., 1946- <br/><br/>
River of wealth, river of sorrow :  the central Zaire basin in the era of the slave and ivory trade, 1500-1891 / 
Robert W. Harms. 
 - New Haven :  Yale University Press,  c1981. 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 259-267. 
<br/><br/><label>ISBN: </label>0300026161 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Investments -- Congo River Watershed -- History.--Investments -- Congo River Watershed -- History.--Investments -- Congo River Watershed -- History.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Congo River Watershed -- Commerce -- History.--Congo River Watershed -- Commerce -- History.--Congo River Watershed -- Commerce -- History.<br/>Congo River Watershed -- Social conditions.--Congo River Watershed -- Social conditions.
<br/><br/><label>LC Class. No.: </label>HF 3914 HAR 1981 
<br/><br/><label>Dewey Class. No.: </label>380.1/09675/1