The Charge for Insertion under this head is One Dollar a Line. It the Notices exceed Four Lines, One Dollar and a Half per line wUl be charged. Velocipede Wheels—10,000—Superior to all others. Send for an illustrated circular and price list. G. F. Perkins & Co., Holyoke, Mass. To watchmakers and dealers in watches—Wanted, agents in every City,County,& State in America,and all parts of the globe for Arthur Wadsworth's patents. Apply to Patentee, Watch Factory, Newark, N. J. Manufacturers of coil and other heaters for steam boilers send circular and price list to Beading Hardware Works, Beading, Pa. Portable engine, 10-h. p., 2-hand. A bargain. Agents for Hoag land's patent lock valve. Address Handel Moore & Co., 5 Pine st. Just patented—Cheapest and best water meter. Apply to Hamilton E. Towle, 78 Cedar St., New York Letter-copying Brush—water in handle, enough to make 100 copies. Liberal terms to the trade and to canvassers. T. Shriver & Co. No. 1 Spruce St., New York. Lillingston Paint, pure white, mixed ready for use. The best, cheapest, most durable and convenient paint ever made. All you have to do is to pour it out and go to work with your brush. All the colors and varnishes mix with it. Address Lillingston Paint Co., 530 Water St., N. Y. Velocipedes cheap.—Specifications and elaborate drawings, by the aid of which any mechanic may construct a velociped, together with fullinstructionsfor learning to ride, sent for flftycents. AddressM.M Eoberts, Box 3481, Boston Postomce. Wanted—Superior spring steel, Solingen preferred, 1-8 of an inch thick, ly, wide, and 1yt or 8 feet long. Also, wanted, the address of manufacturers and dealers or horsepowers and threshers. John H. Hafner, Commerce, Mo. Etching on saw blades—A cheap and rapid process wanted, to take the place of stamping name,etc. Mustbe small and neat throughout, and duplicate of each other. Woodrough & McParlin, Cincinnati, Ohio. Inventors' and Manufacturers' Gazette—a journal of new inventions and manufactures. Profusely illustrated. March No. out $1 per year. Sample copies sent. Address Saltiel & Co., Postomce box 448, or 37 Park Bow, New York City. H. C. Sandusky & Co., General Agents for the sale of patents. Eights, territory, and patented articles sold on commission, 12 Mill st. opposite Postofttce.iexington, Ky. Peck's patent drop press. For circulars, address the sole manufacturers, Milo Peck & Co., New Haven, Ct. The manufacture of sheet and cast metal small wares is made a specialty by J. H. White, Newark, N. J. The Magic Comb will color gray hair a permanent black or brown. Sent by mail for $1-25. Address Wm. Pattoa, Treasurer Magic Comb Co., Springfield, Mass. For coppered iron castings address J. H. White, Newark, N. J. Patent right agents please address Box 230, New Britain, Conn., for description of valuable patent for sale on commission, For portable grist mills and mill machinery, address J. T, Phillips, No. 13 Adams St., Brooklyn, N. Y. For sale at a bargain—a complete barrel factory, nearly new, Address Hartmann, Laist & Co., Cincinnati, Ohio. Diamonds or Carbon for mill-stone dressing, drilling, and all mechanical purposes. Also, Glaziers'Diamonds. See advertisement on another page. Brick clay lands for sale. Apply 19 Cliff St., New York, Room 7, Pickering's Velocipede, 144 Greene St., New York, Two-set knitting mill for sale—See advertisement back page. W. J. T.—We think the patent asbestos roofing manufactured by H. W. Johns, of this city, is the best substitute for tin or slats.. It is cheap and easily applied. Tempered steel spiral springs. John Chatillon, 91 and 93 Cliff St., New York. For solid wrought-iron beams, etc., see advertisement. Address Union Iron Mills, Pittsburgh, Pa., for lithograph, etc. Punching and shearing machines. Doty Manufacturing Co., Janesville, Wis. Responsible and practical engineers pronounce the Tupper Grate Bar the best in use. Sen4 for a pamphlet. L. B. Tupper, 120 West st., N.Y Iron.-W. D. McGowan,iron broker,73 Water St., Pittsburgh.Pa. N. C. Stiles' pat. punching and drop presses, Middletown, Ct. Machinists, boiler makers, tinners, and workers ofjsheet metals read advertisement of Parker Brothers' Power Presses. Winans' boiler powder, N. Y., removes and prevents incrustations without injury or foaming; 12 years in use. Beware of Imitations. The paper that meets the eye of all the leading manufacturers throughout the United States—The Bos ton Bulletin. $4 a year