The metal mines of Washington,
Patty, Ernest N. 1894-1976.
The metal mines of Washington, by Ernest N. Patty. - Olympia, F. M. Lamborn, Public Printer, 1921. - 366 p. illus, fold. maps, 36 plates. 23 cm. - Washington (State) Geological Survey. Bulletin no. 23 .
At head of title: Washington Geological Survey ...
gs 22000052
Mines and mineral resources--Washington (State)
QE175 / .A3 no. 23
The metal mines of Washington, by Ernest N. Patty. - Olympia, F. M. Lamborn, Public Printer, 1921. - 366 p. illus, fold. maps, 36 plates. 23 cm. - Washington (State) Geological Survey. Bulletin no. 23 .
At head of title: Washington Geological Survey ...
gs 22000052
Mines and mineral resources--Washington (State)
QE175 / .A3 no. 23