Bryson, R.P., and N. Wood Bass.

GEOLOGY OF MOORHEAD COAL FIELD, POWDER RIVER, BIG HORN, AND ROSEBUD COUNTIES, MONTANA. U.S. Geological Survey, Bulletin 1338.

GPO: Washington D.C., 1973. Item #97-2723

9 x 6, softcover, 116 pp, 6 plates in rear pocket, 9 figures, bib, index, ex-lib, else vg. FIRST ED.

Price: $20.00