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The Museum of Questionable Medical Devices Devious Displays of Quackery, Fraud, Deceit and Deception, collection of medical chicanery. http://www.mtn.org/~quack/ Canadian Historical Microscopical Society Mission is to bring together private (and institutional) collectors of antique (and modern) optical instruments with particular emphasis on microscopes. http://www.geocities.com/CapeCanaveral/Hangar/5485/index.htm l Otis King's Patent Calculator Probably the most complete collection of Otis King's Patent Calculator (cylindrical slide rule) information on-line. http://www.svpal.org/~dickel/OK/OtisKing.html International Society of Antique Scale Collectors The International Society of Antique Scale Collectors (ISASC) was founded in 1976 so that people who collect antique scales could form friendships, correspond, meet with each other, and enhance the pleasures of collecting. ISASC members are located in the U.S., Canada, and a number of other countries around the world. http://www.isasc.org/ |
