Brass 3-inch Refracting Telescope by Negretti & Zambra
- Clocks, Watches & Scientific Instruments - 2345
- Date / Time :
- July 29, 2006 10:00AM
Brass 3-inch Refracting Telescope by Negretti & Zambra, No. 1464, engraved on the back plate Negretti & Zambra, London, NZ, with 37-inch lg. tube, rack-and-pinion focusing with eyepiece extension stamped Broadhurst, Clarkson & Co., (later) thumbscrews to compass joint, on tapering pillar threaded to extending mahogany and brass tripod.