Brass quadrant of 18-inch radius on a tripod stand

Made:: 1780-1820 in London

maker:: Peter Dollond and George Dollond

Brass quadrant of 18-inch radius on a tripod stand, with levelling screws and two telescopes.

Details

Category:: Astronomy

Object Number:: 1900-140

Materials:: brass and steel

Measurements:: overall: 1000 x 600 x 600 mm

type:: quadrant - optical

credit:: The Royal Society

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