The Online Books Page

Books by Joan E. Lengel:

Books in the extended shelves:

• Lengel, Joan E.: An information retrieval system for research file data (Forest Products Laboratory, Forest Service, U.S. Dept. of Agriculture, 1978), also by John W. Koning and Forest Products Laboratory (U.S.) (page images at HathiTrust)
• Lengel, Joan E.: Solid wood content of western softwood logging residues (U.S. Dept. of Agriculture, Forest Service, Forest Products Laboratory, 1976), also by A. N. Foulger, Frank Freese, and Forest Products Laboratory (U.S.) (page images at HathiTrust)
• Lengel, Joan E.: Taper of wood poles (U.S. Dept. of Agriculture, Forest Service, Forest Products Laboratory, 1974), also by Billy Bohannan, Hermann Habermann, United States Forest Service, and Forest Products Laboratory (U.S.) (page images at HathiTrust)

Find more by Joan E. Lengel at your library, or elsewhere.