TY  - BOOK
AU  - Thompson,Margaret Hollinshead
AU  - Freeman,Otis Willard
ED  - Northwest Conservation League.
TI  - The conservation of Northwest resources
AV  - HC107.A19 T5
U1  - 333.72 
PY  - 1951///, c1950]
CY  - Seattle
PB  - Northwest Conservation League
KW  - Natural resources
KW  - Northwest, Pacific
N1  - Includes bibliographies
ER  -