Modern mechanism, exhibiting the latest progress in machines, motors, and the transmission of power, being a supplementary volume to Appletons' cyclopaedia of applied mechanics (1892)
Benjamin, Park, 1849-1922 · New York, D. Appleton · leaf 456
the foot,folds and extends the wing. Both wings arc folded, for safety, when driving along out of work.Some of these sled machines are made with the deck adjoined to the runners ailjuslably. soas to gauge the h(;ight of cut. The attendants do not draw the stalks foreibly against theblades, but… … 436 HARVESTING-MACHINES, GRAIN.
Mechanical engineering
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