5th, Also changing a continuous reciprocating motion derived from an eccentric, or equivalent moving part of the engine, to an intermittent reciprocating motion, by means of a hydraulic apparatus as hereinbefore described, substantially in the manner and for the purpose herein set forth. 72,140.--DITCHING MACHINE.--A.H.Whitacre and T.S.Whitacre, Morrow, Ohio. We claim, 1st, The combination of the sled, A, and the frame, B, connected by the racks and pinions, c a, at the corners, arranged and operating substantially as and for the purpose described. 2d, The pulleys, D and E, carrying the endles chain, g, with the scoops, h h, in combination, with the drum, C, the plungers, n n, operating by the double incline, p, around the wheel, K, and the sweep, F, constructed and operating substantially as and for the purpose herein described. 72,141.--FARM FENCE.--Samuel P. Williams, Sheridan, N.Y. I claim the application and use of the triangular brace posts, B B, and tie-rod, C, in the construction of farm fences, in the manner substantially as described. 72,142.--VENTILATING TUNNEL.--Hugh B. Wilson, N.Y. city. I claim, 1st, The method of applying street lamp posts, and awning and other useful or ornamental posts, pillars, or structures, to the purposes of ventilating underground railway tunnels, substantially as within described. 2d. Also the combination of street lamp posts, and awning and other posts, pillars, or structures, whether for ornament or use, with the connecting tubes of such railway tunnels, substantially in manner set forth. 72,143.--MEDICAL COMPOUND.--J.T. Wilson, Brooklyn, N.Y. I claim the combination of the above-named ingredients in the manner as and for the purpose described. 72,144.--SHOE LIFTER.--Wm.H. Winans, Newark, N.J. I claim, 1st, The combination of the lever plate, A, griping plate, B, spring, b, and holding level, C, substantially as and for the purpose specified. 2d, The teeth or studs, a', provided upon the inner surface of the griping plate B, and arranged in relation with the back of the plate, A, substantially as and for the purpose specified. 72,145.--STOVE.--T.W.Wisner, Howell, Mich. I claim the portable hop-drying stove, constructed as described, of the corrugated side and end plates, A, supported upon the ash pan, B, extending the entire length of the stove, and mounted upon wheels, the adjustable grate placed at b, in the center of the stove, and the boiler, all arranged as described for the purpose specified. 72,146.--PAPER FILE.--John Wolfe, Washington, D. C. I claim the paper file or holder constructed and operated as herein recited. 72,147.--LATHE BOX AND JOURNAL.--Aurin Wood, Worcester, Mass. I claim, 1st, The combination and relative arrangement of the oil box, B, and grove, a, and inclined oil passage, e, formed in the bottom part, A, of the journal box, substantially in the manner and for the purpose herein shown and specified.