California tanbark oak (1911) (14762652374)

Identifier: californiatanbar75jeps (find matches)
Title: California tanbark oak
Year: 1911 (1910s)
Authors: Jepson, Willis Linn, 1867-1946 Betts, Harold S. (Harold Scofield) Mell, Clayton Dissinger, 1875-
Subjects: Oak Tanning California
Publisher: Washington, D.C. : U.S. Dept. of Agriculture, Forest Service
Contributing Library: U.S. Department of Agriculture, National Agricultural Library
Digitizing Sponsor: U.S. Department of Agriculture, National Agricultural Library



Text Appearing Before Image:
smaller branches, as inthe case of the eastern chestnut (Castanea dentata). Yet there isbut little tannin in the wood-parenchyma elements of the heartwoodof tanbark oak, so that tanning-extract can not be got by chippingthe wood and subjecting it to tanning-extract processes, as in the caseof the chestnut. O
Text Appearing After Image:
si11 = •: CO u C 8 CO o Issued September 20, 1911. U. S. DEPARTMENT OF AGRICULTURE, FOREST SERVICE—BULLETIN 75. HENRY S. GRAVES, Forester. CALIFORNIA TANBARK OAK. PART I. Tanbark Oak and the Tanning Industry. By Willis Linn Jepson, Collaborator. PART II. Utilization of the Wood of Tanbark Oak. By H. S. Betts, Engineer in Timber Tests. APPENDIX. Distribution of Tannin in Tanbark Oak. By C. D. Mell, Assistant Dendrologist.californiatanbar75jeps