. . . . "1963" . . . . "USGSHavasupai Point" . . . . . . . . "Evans Butte (Grand Canyon)" . . . . . . . . . . . . "182.5752" . . . . "1944.3192" . . . . "Evans Butte (Grand Canyon)" . "R. T. Evans" . . . . "Evans Butte" . . "Richard T. Evans" . . . . . . . . . . .