An unsigned 19th century brass 3" refracting telescope with finderscope on a walnut tripod and altazimuth mount with worm gear height adjustment ; image credit on full record.
A 19th century unsigned 3" refractor telescope. Having a 48" brass main tube with rack-and-pinion focusing, 7" finderscope, on altazimuth mount with w... [more detail available via subscription]
