00863cam a22002651 4500 agr51000018 DLC 20260227111014.0 800125t19511950waua b 000 0 eng c agr51000018 (OCoLC)5914495 U.S. Dept. of Agr. Libr. OYesA WaChenE DLC premarc n-usp-- HC107.A19 T5 333.72 Thompson, Margaret Hollinshead, 1892- The conservation of Northwest resources. Editors: Margaret Thompson [and] Otis W. Freeman. Seattle, Northwest Conservation League [1951, c1950] 281 p. illus. 22 cm. Includes bibliographies. Natural resources Northwest, Pacific. Freeman, Otis Willard, 1889- Northwest Conservation League. 11258 11258