Astronomical refractor with 3 3/5-inch (92mm) triplet objective of 45-inch focal length by Peter Dollond

Astronomical refractor with 3 3/5-inch (92mm) triplet objective of 45-inch focal length by Peter Dollond, without stand [RAS No.16]. Used by the Rev. Francis Wollaston (c.1770-1820) and presented to the Royal Astronomical Society in 1828 by William Hyde Wollaston. Later given to the British Astronomical Association in 1957.