Nohr, Paul A. <br/><br/>
Catalog of chemical analyses of rocks from the intersection of the African, Gulf of Aden, and Red Sea Rift systems. 

 - Washington, DC :  Smithsonian Institution,  1970. 
 - Smithsonian contributions to earth sciences ;  no. 2 .
<br/><br/>Bibliography: p. 3-4. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rocks -- Analysis.--Rocks -- Analysis.<br/>Rocks -- Catalogs and collections.--Rocks -- Catalogs and collections.