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Scientific American, Vol. 56, No. 13 (1887) (1887)

leaf 4

An illustration from Scientific American, Vol. 56, No. 13 (1887), 1887, leaf 4
l, and sit down powder at any desired locality upon sideways to the cow, when there is notroom to turn the ground in relation to the de- and sit down facing the cow, in the first place, and posits of grain. Attached tothe hub then turn on the stool so as to face the cow, the stool of one of the… … the face of which is formed a zigzag or cam groove, to other. When it is desired to move the machine with- COWAN’S MILKING STOOL. out depositing either grain or marking powder, it is may be lengthened or shortened as desired by the only necessary for the ope- user. rator, by means of a suit- This…

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