U. S. NATIONAL MUSEUM PROGEEDINGS,. VOL; 92 (PEARE.43 
1. View northeastward overlooking Curtis ranch Stegomastodon and rodent locality 
é Ss A, 
in foreground. 
2. View westward across San Pedro Valley from Curtis ranch Glyptotherium locality in 
the immediate foreground. Whetstone Mountains in background. 
