Ari Isaac Piano Parts: Custom made hammers and bass strings. Located in North York, Ontario, Canada.Computerklavier: Pianodisc, QRS Pianomation, Pianosoft for computer piano player systems.Dampp-Chaser Corporation: Features a piano climate control system. Information on effects of humidity, system components and installation, price, and distributors.H. J. Fletcher and Newman Ltd: Offers piano tuners. Includes online catalogue, staff, company history.Harmony On-Line: Piano and keyboard accessories. Includes piano benches, lamps, covers, music stands, dollies, parts and tools.International Piano Supply: Large selection of piano parts and supplies. Sells internationally.Nova Manufacturing Corp.: Sells Grand Tipper, a mechanical device used for tipping a grand piano onto its side for transporting.Piano Showcase: Piano parts, tools, tuning supplies, benches and accessories. Provides piano diagrams to identify parts.Quiet Keys: Muting for vertical acoustic pianos. Do-it-yourself installation for 80% volume reduced play when "on".The Piano Exchange: Sales of piano benches and stools, metronomes, and music cabinets. Also provides classified ad service.