The modern gas tractor, its construction, utility, operation and repair: a practical treatise defining every branch of up-to-date gas tractor engineering, driving and maintenance in a non-technical manner. Considers fully all types of power plants and their components, methods of drive and speed changing mechanisms. Describes design and construction as well as practical application of tractors in the field (1919)
Pagé, Victor Wilfred, 1885-1947 · New York : Scientific American Pub. Co. · leaf 411
Fig. 171.—Holt Caterpillar Tractor at Work Ploughing Deep Furrows. The Avery self-lift engine gang plough, havingten ploughshares, is shown at Fig. 173. At Fig. 174the method of raising the ploughshares is clearly outlined.A special broad tread wheel having grouters to insure 404 The Modern Gas… … Fig. 172.—Typical Hand Lift Five Bottom Gang PloughAdapted for Use With Traction Engine.
Farm engines · Internal combustion engines
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