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Date: |
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Description: | 3
76
J.WHITE GLASGOW SIR W. THOMSON'S PATENT No 656
At one end of this instrument there is a counter-balance missing and a circular spirit level. At the centre is a peg, spring clip and shadow pin. The tube holds the magnifier at the top along with two shades and an adjustable mirror.
A
caption: Record Shot - Do not reproduce. | Publisher: | "http://collections.rmg.co.uk/" | Rights holder: | "Royal Museums Greenwich" | Subjects: | azimuth mirrors Azimuth | Source: | Royal Museums Greenwich | Identifier: | http://collections.rmg.co.uk/collections... | Go to resource |
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Azimuth Mirror
J.WHITE//GLASGOW//SIR W.THOMson'S//PATENT//No.2826
Patt.56
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