Prehistoric rock pictures in Europe and Africa :  from material in the archives of the Research Institute for the Morphology of Civilization, Frankfort-on-Main / 
by Leo Frobenius and Douglas C. Fox. 
 - New York :  Museum of Modern Art,  1972. 
<br/><br/> Reprint of 1937 ed. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Petroglyphs.
<br/><br/><label>LC Class. No.: </label>GN 799 MUS 1972