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Description: | JAMES A. SINCLAIR// & CO LTD//LONDON NO 584
THE 'OWEN' TOPOMETER//PATENT
Bronzed brass body with polished brass fittings.
Scale: circular white painted dial with black markings and pointer graduated from 4-300.
Index mirror : movement by milled knob over an arc of 75 degs. Screw thread for locking in position.
Horizon mirror: movement by milled knob at side of instrument. This also rotates pointer on scale dial.
Telescopes: 1. Length 1.75" (4.5cm), 2. Length 0.75" (1.9cm). Sighting tube.
In leather carrying case.
Inscription. | Publisher: | "http://collections.rmg.co.uk/" | Rights holder: | "Royal Museums Greenwich" | Subjects: | range finders | Source: | Royal Museums Greenwich | Identifier: | http://collections.rmg.co.uk/collections... | Go to resource |
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