SMITHSONIAN EXPLORATIONS, I938 



85 



Fig. 89. — Deep pre-Aleut burial, below an undisturbed stratum of alluvial 

 sand, in the great mound of Umnak. 



Fig. 90.- 



-Deep pre-Aleut burial, below undisturbed alluvial layer of sand, 

 in the great mound of Umnak. 



