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Date: |
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Description: | 23
KELVIN, BOTTOMLEY & BAIRD LTD PATENT NUMBERS 9514 -1905 20185 -1905 No. 15935 GLASGOW & LONDON
A "Y" shaped frame carrying a circular spirit bubble at base of Y and a shadow pin at centre. Sights contain adjustable prism, two filters and a lensed tube. Arm to arm 23.5cm; sight to foot of "Y" 25.4cm.
Inscription.
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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