Thomas M Bown
7) Digital archives: Thomas M. Bown's Bighorn Basin maps: the suite of forty-four office master copies
Series
U.S. Geological Survey open-file report volume 01-306
Summary
Professional paper 1540, 1994, representes the 19 core maps, updated here with compilations of newly established fossil localities and geologic field observations to this master suite of a 41 map cumulation of Dr. Bown's research.