Item #42241 GYPSIFEROUS DEPOSITS ON SHEEP MOUNTAIN, ALASKA; GEOLOGICAL SURVEY BULLETIN 989-C. Richard A. Eckhart.

GYPSIFEROUS DEPOSITS ON SHEEP MOUNTAIN, ALASKA; GEOLOGICAL SURVEY BULLETIN 989-C

Washington, DC: United States Geological Survey/USGS/Government Printing Office/GPO, 1953. Soft cover. Item #42241

A study of the six largest deposits of gypsiferous rock in the upper Matanuska Valley. Pages 39 through 61 with photographs, tables and index, plus the required two folded plates in the rear pocket. Bound in original gray paper covers with lettering printed in black. A very good plus copy.

Price: $20.00