TY  - BOOK
AU  - Winkenwerder,Hugo
ED  - American Tree Association.
TI  - Forestry in the Pacific Northwest,
AV  - SD143 .W5
PY  - 1928///
CY  - Washington, D.C.
PB  - American tree association
KW  - Forests and forestry
KW  - Northwestern States
ER  -