Balloon logging with the pendulum-swing system-- factors affecting lift
By: Eldon D. Olsen, Brian L. Tuor, Marvin R. Pyles.
Contributors: Tuor, Brian R.; Pyles, Marvin Russell.; Oregon State University. Forest Research Laboratory.
Series: Research bulletin / Forest Research Lab, College of Forestry, Oregon State University -- 47.; Research bulletin (Oregon State University. Forest Research Laboratory) -- 47.
Published: 1984
Place of publication: Corvallis, OR : Forest Research Laboratory, College of Forestry, Oregon State University
Language: eng
Number of pages: 14
Subjects: Balloon logging.
Notes: Title from cover.

"September l984."

Bibliography: p. 13-14.