A study of decay in douglas fir in the Pacific Northwest
By: by J.S. Boyce
Series: Department bulletin / United States Department of Agriculture -- no. 1163; Department bulletin (United States. Dept. of Agriculture) -- no. 1163.
Publisher: U.S. Dept. of Agriculture
Published: 1923
Place of publication: Washington, D.C
Language: eng
Number of pages: 20
Subjects: Wood; Deterioration; Douglas fir
Description: Pp. 16.
Notes: Caption title.

"July 21, 1923."

Bibliography: p. 19.