Smithsonian Report. I<»40.— Walker 



P' 



Plate 14 



1 . A SAND Bath. 

 "Dippy" c-leauin^ her fur in very fiiio saiul. Photograph by Ernest 1'. Walker. 



UiHPr ■ Ci-bANirNG. Her Fuhi in Uh\ Sanu 

 Photograph by Ernest P. Walker. 



