Coal and coal mining in Washington,
by Stephen H. Green.
- Olympia, State Printing Plant, 1943.
- 41 p. illus., fold. map 23 cm.
- Report of investigations, no. 4 .
- Report of investigations (Washington (State). Division of Mines and Mining) ; no. 4. .
"Selected bibliography": p. 6-7.
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Coal--Washington (State) Coal mines and mining--Washington (State)