U. S. GEOLOOICAL SURVEY 



rnOFES-SIONAT. PAPER 129 PLATE XlHI 



A. OSHOHNli WASH. AliOlIT 2 MILES SOUTHVVKST OF OSBORNE'S WELL, VUMA COUNTY. AFtlZ. 

 \ I ypirjil oxposiire of Terlinry liinostoin^ ovorlain liy haj^.tlt. 



n. SADDLI-; .MOUM'ALN, \1 \HI( ',1 ll',\ CdUM'V. AKIZ.. L(l()KI.N<i .SOliTIL 

 Showiii;; pocki't.s or caves in Tfi ti;)i y calcareous a^'Kloiiieralc or congloiiieralc. 



