Spectroscope Websites
Gemology World – Canadian Institute of Gemmology
Dedicated to research and advance in education in the field of gemmology. Gemlab Research & Technology. Gemological Books and Instruments. Professional Development.
Gemology Tools - Gemstone Database - Weight Estimators - Inclusions
Gemology Tools Professional for Windows has an extensive Gemstone Database , Diamond and Colored Stone Weight Estimators , Gemstone Inclusions & More
HISTORICAL INSTRUMENTS OF SCIENCE & TECHNOLOGY FOR SALE & FOR media PR
KineOptics opto-mechanical instrument shop
KineOptics is an instrument design, engineering, and manufacturing laboratory machine shop, specializing in precision mechanical and optical instruments for science, astronomy, and industry.
Chris Letcher Music
Chris Letcher is a film composer and songwriter. Recent projects include a score for Ntshavheni wa Luruli’s film Elelwani, a two-part adaptation of DH Lawrence’s novel Women in Love for the BBC, a score for the BBC feature film Challenger: Final Flight starring William Hurt, and a full orchestral score for a six-part d
Australian Sky & Telescope > Home
Australian Sky & Telescope is a world-class magazine about the science and hobby of astronomy.
WINSCO
As the leading US manufacturer of Scientific Education instruments and their replacement parts, we're dedicated helping you instill a love of science in your students and visitors, world-wide.
WINSCO
As the leading US manufacturer of Scientific Education instruments and their replacement parts, we're dedicated helping you instill a love of science in your students and visitors, world-wide.