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Scientific American, Vol. 62, No. 26 (1890) (1890)
leaf 3
an be readily renewed when marginal portion of the hinge on which the joint pins the coupler sections, and thus uncouple the cars. A necessary. are arranged. lever is placed on the upright shaft, within convenient For further information relative to this invention reach from the ground, whereby the… … serves to form the bottom of the pail. Centrally be- WASHBURN’S ADJUSTABLE COLLAR FOR PAN DRIVERS, © 1890 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
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