A thick coal bed near Lake De Smet, Johnson County, Wyoming
By: by William J. Mapel, James M. Schopf, and James R. Gill.
Series: Geological Survey circular; 228
Published: 1953
Place of publication: Washington
Language: eng
Number of pages: 47
Subjects: Coal -- Wyoming -- Johnson County.; Geology -- Wyoming -- Johnson County.; Borings -- Wyoming -- Johnson County.
Notes: Bibliographical footnotes.
Part of illustrative matter is folded in pocket.
"Correction" slip inserted, p. iii.