AEC PRELIM FIELD INV AIRBORNE RA ANOMALIESMRAK, VERNON A., 1958, URANIUM DEPOSITS IN THE TERTIARY SEDIMENTS OF THE POWDER RIVER BASIN, WYOMING: WYOMING GEOLOGICAL ASSOICATION 13TH ANNUAL FIELD CONFERENCE GUIDEBOOK, P. 233-240.YELL CAROTITE MIN DISSEM IN MN OX PODS IN BUFF ARK SS OF EO