The Online Books Page

Books by H E Wahlgren:

Books in the extended shelves:

• Wahlgren, H. E.: Mechanical properties and specific gravity of a randomly selected sample of Engelmann Spruce (U.S. Forest Products Laboratory, 1970), also by B. A. Bendtsen (page images at HathiTrust)
• Wahlgren, H. E.: Properties of major southern pines (Forest Products Laboratory, 1975) (page images at HathiTrust)
• Wahlgren, H E: Stretching our nation's timber supply : close timber utilization (Dept. of Agriculture, Forest Service, 1977), also by H. G. Marx, Roland Barger, and United States Forest Service (page images at HathiTrust)
• Wahlgren, H. E.: Western wood density survey : report no. 2 (U.S. Dept. of Agriculture, Forest Service, Forest Products Laboratory, 1972), also by Robert R. Maeglin and Forest Products Laboratory (U.S.) (page images at HathiTrust)

Find more by H E Wahlgren at your library, or elsewhere.