Results: 1 - 2 of 2
Feb 28, 1946
Report
… J.A. and Carr, J.L. (1946): Geology and coal occurrences of … Survey … REP 48 … Report 48 … Geology and coal occurrences of …
Dec 31, 1977
Open File Report
… … Chu, M. … Chu, M. (1978): Geology and coal resources of the … … Open File Report 1978-12 … Geology and Coal Resources of the …