Wellman-Seaver-Morgan Co., tractor, of frameless or backbone type, has three-speed change gear, first reduction by worm and wheel gear, and is short for size of engine carried, wheelbase being only 75 in. Engine is of four-cylinder block type, 4 3/4 × 6 in.
New tractor of frameless type has unit construction
Automotive Industries
Automotive Industries ; 42 , n 17
1920
3 pages
6 Figs.
Article (Journal)
English
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