Yarding system and carriage development
Subtitle: a case study
By: by James Zolla Sears.
Published: 1975
Language: eng
Number of pages: 57
Subjects: Logging -- Technological innovations -- Case studies.
Notes: Typescript (photocopy).

"A project submitted to Oregon State University in partial fulfillment of the requirements for the degree of Master of Forestry, 1975."

Bibliography: leaf [58].