00987cam a22002771a 4500 agr52000509 DLC 20260227111017.0 770721s1952 dcu b f000 0 eng c agr52000509 (OCoLC)3131424 U. S. Dept. of Agr. Libr. CCC CCC DNAL DLC premarc n-us--- Z1009 .U57 no. 20 1 Ag84Bi no.20 F700 K001 X200 016.591216 s 016.591973 Dayton, William Adams, 1885- United States tree books : a bibliography of tree identification / by William A. Dayton. [Washington, D.C.] : U.S. Dept. of Agriculture, 1952. 32 p. ; 24 cm. Bibliographical bulletin / United States Department of Agriculture ; no. 20 Trees United States Bibliography. Bibliographical bulletin (United States. Department of Agriculture) ; no. 20. 11475 11475