Western hemlock bark an important potential tanning material
By: by Charles C. Smoot and Ralph W. Frey.
Contributors: Frey, R. W. 1889-; United States. Dept. of Agriculture.
Series: Technical bulletin / United States Department of Agriculture -- no. 566; Technical bulletin (United States. Dept. of Agriculture) -- no. 566.
Publisher: U.S. Dept. of Agriculture
Published: 1937
Place of publication: Washington
Language: eng
Number of pages: 48
Subjects: Tanning.; Tannins.
Notes: Cover title.

Literature cited: p. 46-47.