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Scientific American, Volume 17, No. 26 December 28, 1867 - A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures. by Various
page 49 of 202 (24%)
I claim the new or improved composition, substantially as described, in
which ground leather is an important constituent.

Also, the combination of a layer of such composition and one or more
layers or strata of leather or caoutchouc, or both, such being for the
formation of cue tips, as explained.


71,926.--CAR SPRING.--Richard Vose, New York city.

I claim a volute spring, formed or constructed of a coiled metallic bar,
whose thickness is greater transversely upon one edge thereof than at
any other point therein, substantially as and for the purpose herein set
forth.


71,927.--APPARATUS FOR TURNING ON GAS.--W.P. Wage [assignor to himself
and M. Clarke], Barre Centre, N.Y.

I claim, 1st, The cylinder, E, and the piston, F, in combination with
the lever, D, or their equivalent, operated by the means and in the
manner and for the purpose specified.

2d, Lighting gas by electricity, in combination with the apparatus above
described for turning on gas, as shown and described.


71,928.--HORSE HAY FORK.--George H. Waldo, Prattsburg, N.Y.

I claim the tines, b b, bail, f f, curved holding tine, I, spring, J,
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