Author: Donald, Douglas D.
Source: Journal of Forestry, Volume 57, Number 3, 1 March 1959, pp. 176-179(4)
Publisher: Society of American Foresters
Document Type: Journal Article
Affiliations: Connected with the Firm of Behre Dolbear & Co., Inc., Mining, Geological, and Metallurgical Consultants, New York City
Publication date: March 1, 1959