3d, The combination of the shaft, I, spiral collar, U, lever, T, and arm, R, for disengaging the brakes, substantially as set forth. 4th, The combination of the ratchet bar, P, with the inclined face, P1, and catch lever, G, substantially as and for the purpose set forth. 5th, The combination of the ratchet bar, P, with its shoulder, P2, and the lever, T, substantially as and for the purpose set forth. 72,070.--AUTOMATIC TABLE FOR TEACHING.--Hannah Munson, Rockford, Ill., administratrix of the estate of Wm. C. Munson, deceased. I claim the combination of the frame, A, with its pivoted pointers, C C, and hooks, e e, and movable bars, B B, with pointers and charts, D, as constructed, the whole being arranged and used substantially as and for the purpose specified. 72,071.--HYDRANT.--John G. Murdock, Cincinnati, Ohio. I claim, 1st, The hollow plunger, E, having the interior valve, I, and sleeve packing, F, which respectively close and encircle the supply and waste pipe, B, as and for the purpose set forth. 2d, In combination with the supply and waste pipe, B, and valve, I, the vertically adjustable hollow plunger, E, for the object stated. 3d, The adjustable shoulder or lock nut, J, in combination and arrangement with the elements, B, D, I and E. 4th, The arrangement of internally packed plunger, E, which surrounds and packs a vertical supply pipe, B, having one or more waste ways, D, and being enclosed within and guided by a cup, C, substantially as described. 72,072.--CLEANER FOR LAMP CHIMNEYS.--R.B. Musson, Champaign, Ill. I claim a cleaner for lamp chimneys, bottles, and other articles of a similar character, consisting of strips of rubber, or other soft elastic substance, secure to a holder, and arranged in manner and for the purposes substantially above set forth and described. 72,073.--BOOT AND SHOE HEEL.--Erastus Newhall, Lynn, assignor to himself and John R. Moffitt, Chelsea, Mass. I claim a heel made with a circular thread and a corresponding seat, when one or both of the two parts are made of elastic material, and are united substantially as described. 72,074.--PORTABLE HOT AIR CONDUCTOR.--John B. Oldershaw, Baltimore, Md. I claim a portable hot air receiver and conductor, constructed, arranged and operating in connection with a stove, for the purpose of heating apartments above it, substantially as described. 72,075.--VINE HOLDER.--Garret J. Olendorf and Albert O. Parshall, Middlefield, N.Y. We claim, 1st, The frame, A, constructed as described and set forth, for the purpose specified. 2d. The cord, B, combined with and supported by frame, A, as described and set forth, for the purpose specified. 72,076.--BREECH-LOADING FIRE-ARMS.--Henry O. Peabody (assignor to the Providence Tool Company), Providence, R.I.