71,919.-METHOD OF HARDENING AND BLEACHING ARTICLES MADE OF SOAPSTONE, TALC, ETC.-Henry Julius Smith, Boston, Mass., assignor to Joseph C. Wightman, Newtonville, N. Y.

I claim, 1st, The heating in a closed vessel, and in contact with carbon, the above described substances, or articles formed therefrom, for the purpose of hardening and toughening the same, substantially as above described.

2d, The removal, either before or after the hardening process, of impurities producing discoloration, by the action of a bath of melted chloride or sodium, or other chemical compound operating in like manner.

71,920.-HANDLE FOR TEA AND COFFEE POTS.-Enos E. Stow, Plantsville, Ct.

I claim a handle, as made hollow or tubular, and provided with openings in or through it, that when applied to a pot or vessel, warm or heated air may be caused to pass into and through and out of such handle, substantially as and for the purpose specified.

71,921.-AERIAL CARRIAGE AND WAY.-Daniel Towse, Pittsburg, Pa.

I claim the combination of the endless wire rope or ropes, A A, pulleys, T T T' T", and piers, B B B' B", with the suspended carriages, H H H H, arranged and operating as specified.

71,922.-AERIAL CARRIAGE AND WAY.-Daniel Towse, Pittsburg, Pa.

I claim the combination of the wire ropes, A A, piers, B B B B, reel, F, and rope, P, with the carriage, H, arranged and operating in the manner set forth.

71,923.-AERIAL CARRIAGE AND WAY.-Daniel Towse, Pittsburg. Pa.

I claim the combination of the two aerial ways, A A' A" A'", the drum, C, with the carriages, H H, and ropes, f f, constructed and operating as specified.

71,924.-ATTACHMENT TO THE REGULATORS QF WATCHES--Wm. B. Tucker, Hillsboro, Ohio.

I claim the combination of the screw-arbor, c, and the toothed segment, e, with the regulating lever, d, and the scale base plate, a b, substantially in the manner and for the purpose herein set forth.

71,925.-BILLIARD CUE TIP.-Joseph A. Veazie, Boston, Mass.

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, pulley, l, rope, k, all constructed and operated substantially as herein set forth.

91,929.-MACHINE FOR ROLLING LEATHER.-J.H. Walker, Worcester, Mass.

I claim, 1st, The combination of the horizontal way, G, slide, H, and roll, b, with tables, K and M, and treadle operating device, substantially as and for the purposes set forth.

2d, The combination, with the pieces, C C, of the truss rods, E E, bridge, F, way, G, and slide, H, substantially as and for the purposes set forth.

71,930.-FERTILIZER AND CORN PLANTER COMBINED.-Samuel H. Wallize, Washingtonville, Pa.

I claim the arrangement of the devices, slide, G, and roller, D, as connected and operating together, with the crank, F, so as to drop the guano and corn through a single spout, to prevent choking, as herein described.

71,931.-WASHING MACHINE.-D.T. Ward, Cardington, O.

I claim, 1st, The segmental or convex washboard, E, actuated by levers, D, in combination with the reciprocating washboard, F, and connecting arms, H, substantially in the manner and for the purpose set forth.

2d, In combination therewith, the spring, j, rod, k, and slots, I, arranged and operating substantially as described.

3d, The gate, p, in combination with the horizontal reciprocating washboard, F, and tub, A, arranged and operating substantially as and for the purpose set forth.

71,932.-CORN PLANTER.-John R. Weber, Bourbon, Ind.

I claim, 1st, The springs, m, on the shaft, e, in combination with the dropping cylinders, k, as and for the purpose described.

2d, The combination of the foot board, c', forked lever, d" m", connecting rods, e", and cross piece, h", arranged and operating as explained.

3d, The combination of the frame, B, elbow levers, m', connecting rods, n' s', arms, o' t', and shafts, r' u', as and for the purpose set forth.

4th, The combination of the transverse shaft, v, sliding bar, s, hook, r, pins, o, block, n, and dropping cylinders, k, substantially as described.

5th, The combination of the crank, w, arm, x a', spring, b, and sliding bar, s, arranged and operating as set forth.

6th, The combination of the lever, a", shaft, v, pinion, e', and spring, e"', when used independently, or in connection with the frame, B, substantially as and for the purpose described.

71,933.-BED BOTTOM.-David S. Williams, Coldwater, Mich.

I claim the combination of the loop, A, rods, B, spring band, C, rods, D, webbing, E, slats, F, wires or equivalent, G, in the manner described.

71,934.-INSTRUMENT FOR ADMINISTRATION OF ANÆSTHETICS.-Osborn Wilson, Aurora, Ill.

I claim, 1st, The construction of an instrument with inhaling and exhaling tubes, provided with valves, working automatically and alternately in opening and closing the tubes by the respiration of the patient, substantially in the manner and for the purposes as herein specified.