Soil survey, Spokane County, Washington [by Norman C. Donaldson and Laurence D. Giese. Soils surveyed by Norman C. Donaldson and others.
- Washington] Soil Conservation Service; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.] 1968.
i, 143 p. illus., maps (part fold. col.) 28 cm.