Double drum winch technique
By: by R. E. Crowther and S. Forrester.
Contributors: Forrester, Stanley, joint author.
Series: Forestry Commission. Booklet no. 12; Forestry Commission booklet ;; 12.
Publisher: H.M. Stationery Off.
Published: 1964
Place of publication: Edinburgh
Language: eng
Number of pages: 37
Subjects: Forest machinery.; Winches.