Why not use blueprints?
By: Karl E. Moessner
Contributors: United States. Forest Service; Intermountain Forest and Range Experiment Station (Ogden, Utah)
Series: U.S. Forest Service research note -- INT-4; U.S. Forest Service research note INT -- 4.
Publisher: Intermountain Forest and Range Experiment Station, Forest Service, United States Department of Agriculture
Published: 1963
Place of publication: Ogden, Utah
Language: eng
Subjects: Blueprints
Notes: Caption title.