| Reference | {Deposit:: ADDITIONAL LOC. T22-25N,R19-22E.}{Deposit:: ADMR FILES}{Deposit:: LOWELL,J.D; AMER.JOUR.SCI.VOL 254,JULY,1956,P404-412}{Deposit:: SHOEMAKER,E; USGS PP300,P179}{Deposit:: GABELMAN, J; USGS PP300,P400-401}{Deposit:: GREGORY,H.E; USGS PP93,P88} |