Mechanical applicances, mechanical movements and novelties of construction; a complete work and a continuation, as a second volume, of the author's book entitled "Mechanical mvements, powers and devices"; (1917)
Hiscox, Gardner Dexter, 1822?-1908 · New York, The Norman W. Henley publishing company · leaf 40
circumference on the drum into4 divisions, N, E, S, W, for the quar-ters of the wind. At d, is a penciltube attached to the top of theweight, e, and the pencil bearslightly against the paper by an In-dia rubber elastic spring. A clock,g, permits this weight to descend tothe bottom of the cylinder…
Mechanical movements
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