PHOC. ACAD. NA'r. set. PHll.A. IHl.'i 



PLATE XXI 



CANYON DIABLO STATION. 



OH THIS R[0OOCD MAP IHL SCAU l5-i2 -ONf Mll[, 

 IHftll5TH{CIRUi5AR[0N[MlL[ARftRT 



NSHINE STATION. 



..^, ^^fllaSFRR. 



METEOR P.O. 



N 



BARRINGER: METEOR CRATER, ARIZONA. 



