Buying, selling, repair, and restoration of antique mercurial and aneroid barometers, clocks and watches. Also restore other types of antiques. Includes examples of stock. Located in Leominster, England. http://www.thebarometershop.co.uk/
Provides information on antique spectacles, eyeglasses, monocles, pince nez and lorgnettes. Also includes a virtual spectacles museum. http://www.antiquespectacles.co.uk/
Manufacturers and suppliers of barometer parts mercury tubes and thermometers for the repair and restoration of antique and modern barometers. http://barometerparts.co.uk/
Eye antiques display items from the ophthalmic past including glasses spectacles, ophthalmoscopes, microscopes, and eye exam items. http://www.eyeantiques.com/
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 http://www.isasc.org/
A Windows database template for the serious collector of scientific instruments, and tools. Provides a powerful research and insurance documentation tool cross-referencing instruments, makers, publications, resources, images and signatures. http://www.sicdb.com/