SEO Directory » Medical and Scientific Organizations

SEO Directory  »  Antique Telescope Society - International organization of colleagues interested in antique astronomical telescopes, books, binoculars and related materials.

SEO Directory  »  Canadian Historical Microscopical Society - Mission is to bring together private (and institutional) collectors of antique (and modern) optical instruments with particular emphasis on microscopes.

SEO Directory  »  Scientific Instrument Society - Bringing together people with a specialist interest in scientific instruments, ranging from precious antiques to electronic devices only recently out of production.