Description of a type of caterpillar tractor combined with a hoist, which is used to fell trees and to haul them away. Calculations proving its economical superiority to use of animal power; testimonials; list of users.
Caterpillar tractor in the lumber industry
Der WD-Raupenschlepper in der Holzindustrie
Hanomag Nachrichten ; 11 , n 126 ; p 49-68
1924
20 pages
23 Figs.
Article (Journal)
German
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