00878cam a22002171 4500 agr38000093 DLC 20260227110956.0 800623s1937 enk b 000 0 eng c agr38000093 (OCoLC)6452344 U. S. Dept. of Agr. Library NcRS NcRS DLC premarc SD431 .U5 Unwin, Arthur Harold. The rationalization and conservation of the timber resources of the world, mainly with reference to the amelioration of the "special areas" in the woodcraft, wood working trades, timber producing and timber using industry of Great Britain and everywhere, by A. Harold Unwin. London, Technical Press, 1937. 48 p. 22 cm. "Bibliography of the works of and writings by the author": p. 48. Forests and forestry. 9837 9837