01339cam a22002651 4500 agr20002017 DLC 20260227110941.0 800207s1920 dcu 000 0 eng agr20002017 (OCoLC)5959791 DLC TxCM DLC Q11 .N292 no. 4 SD252 .N35 Society of American Foresters. Committee on American Forest Research. North American forest research. Investigative projects in forestry and allied subjects, conducted by national, state, and provincial governments, schools of forestry, scientific schools, and private interests in Canada, Newfoundland, and the United States for 1919-1920. Compiled by the Committee on American Forest Research, Society of American Foresters. Earle H. Clapp, Chairman, Clyde Leavitt, Walter Mulford, J. W. Toumey, E. A. Zeigler. Washington, D.C., Published by the National Research Council of the National Academy of Sciences, 1920. [155]-300 p. National Research Council (U.S.) Bulletin no. 4 (v. 1, pt. 4) Aug. 1920 Cover title. Forests and forestry North America. Forests and forestry Research. Clapp, Earle H. (Earle Hart), 1877-1970. Forest research. 8698 8698