"Refracting telescope with 5.9-inch aperture lens by Charles Tully, brass tube and English type equatorial mounting by George Dollond and clockwork drive. Made for Captain W.H.Smyth in 1828, who observed from Bedford and gave the telescope to Dr John Lee..."

Science Museum Group, CC BY-SA 4.0 via Refracting telescope with 5.9-inch aperture lens, brass tube and English type equatorial mounting and clockwork. 1929-949 Science Museum Group Collection Online. https://collection.sciencemuseumgroup.org.uk/objects/co56941/refracting-telescope-with-5-9-inch-aperture-lens-brass-tube-and-english-type-equatorial-mounting-and-clockwork-drive-telescope-refracting

#telescope