White, David

Lower Pennsylvanian Species of Mariopteris, Eremopteris Diplothema, and Aneimites From the Appalachian Region; Geological Survey Professional Paper 197-C

Washington D. C. United States Government Printing Office, 1943. softcover, 11.5" x 9", 140 pages, illustrated. very good. Item #5569134

from the foreword, "Among the projects of David White still unfinished at the time of his death in 1935 was a very large work on the fossil plants that occur in the Pottsville formation, as he interpreted it, of the Appalachian region.." AB4.

Price: $20.00