P. A. Clayton <br/><br/>
The South-Western Desert Survey Expedition 1930-1931:  Extrait du ''Bulletin de la Societe Royale de Geographie d'Egypte'', tome XIX, fasc. 2 

 - Cairo:  Imprimé Schindler,  1936 
 - p. 241-265,  24 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Offprint--Egypt--Geography--Western Desert