Books by E. F. Torgerson:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Torgerson, E. F.: Soil survey, Astoria area, Oregon (The Bureau, 1949), also by James McWilliams, Carl J. McMurphy, Oregon State University. Agricultural Experiment Station, and Soils United States. Bureau of Plant Industry (page images at HathiTrust; US access only)- Torgerson, E. F.: Soil survey of Benton County, Oregon (G.P.O., 1924), also by E. J. Carpenter, Oregon State University. Agricultural Experiment Station, and United States. Bureau of Soils (page images at HathiTrust; US access only)
- Torgerson, E. F.: Soil survey of Josephine County, Oregon (G.P.O., 1923), also by A. E. Kocher, Oregon State University. Agricultural Experiment Station, and United States. Bureau of Soils (page images at HathiTrust; US access only)
- Torgerson, E. F.: Soil survey of Polk County, Oregon (U.S. G.P.O., 1927), also by Oregon State University. Agricultural Experiment Station and United States. Bureau of Soils (page images at HathiTrust; US access only)
Find more by E. F. Torgerson at your library, or elsewhere.