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Description: | KELVIN & JAMES WHITE LTD GLASGOW PATT183 NO45 87
A brass circle with a counter-balance opposite sight. Sight contains a moveable prism set above magnifyer in short tube. There are two moveable filters above prism and a spirit level in front and below it.
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caption: Record Shot - Do not reproduce. | Publisher: | "http://collections.rmg.co.uk/" | Rights holder: | "Royal Museums Greenwich" | Subjects: | Azimuth azimuth dials | Source: | Royal Museums Greenwich | Identifier: | http://collections.rmg.co.uk/collections... | Go to resource |
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