A brass monocular microscope by W.R. Prior & Co. London, No. 9326, with rack and pinion focusing
Prior Scientific Instruments Ltd
Elektron completes Queensgate Nano sale to Prior Scientific Instruments | Business Weekly | Technology News | Business news | Cambridge and the East of England
Prior Scientific (Queensgate) | EPIC Community Member
Antique Brass Microscope, Robert Prior - Scientific instruments | Antikeo
Prior Scientific introduces motorized nosepieces for use with OpenStand microscopes
Microscope Automation - Prior Scientific
Prior Scientific introduces CS200 joysticks and touchscreen to control Prior stages and focus drives, and motorized accessories