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Scientific American, Vol. 14, No. 5 (January 1866) (1866)

leaf 15

An illustration from Scientific American, Vol. 14, No. 5 (January 1866), 1866, leaf 15
aint is peculiarly well compounded, since the warmth there shown the rake teeth are held firmly to their reported discovery of an opal mine in Calaveras or atmosphere neither causes it to emit the nauseat- work, preventing them Irom raising partially, and county. The mine is claimed by seven… … HARDGROVE'S HORSE RAKE. the teeth are free to conform to undulating ground " This vein, varying in thickness from four to indorsement of that opinion, a medal and diploma by tbe springing of the teeth. eight inches, contains a rather large quantity ot the were granted its manufacturers.—Commercial…

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