The road building sands and gravels of Washington,
Leighton, Morris M. 1887-1971.
The road building sands and gravels of Washington, by Morris M. Leighton. - Olympia, F.M. Lamborn, Public Printer, 1919. - 307 p. illus., tables. ix pl. (incl. fold. map) 23 cm. - Washington. Geological Survey. Bulletin no. 22 . - Washington (State). Division of Mines and Geology. Bulletin ; no. 22. .
Bibliography: p. [292]-294.
gs 19000178
Roads--Washington (State)
TE200 / .L4
The road building sands and gravels of Washington, by Morris M. Leighton. - Olympia, F.M. Lamborn, Public Printer, 1919. - 307 p. illus., tables. ix pl. (incl. fold. map) 23 cm. - Washington. Geological Survey. Bulletin no. 22 . - Washington (State). Division of Mines and Geology. Bulletin ; no. 22. .
Bibliography: p. [292]-294.
gs 19000178
Roads--Washington (State)
TE200 / .L4