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Theodolite

NAV1453

Object connections:

Collection
User collections William Wales by NMMCollections
Gallery locationUpper Deck (Floor plans)

Object details:

Object ID NAV1453
Description Telescopic sight mounted on vertical rack having a work scale of 90° - 0° - 90° with vernier reading (sliding secondary scale) to 5'. Horizontal scale 0° - 360°. Also has compass and bubble (spirit) level. Original octagonal mahogany box.
Date made circa 1765

Artist/Maker Watkins & Smith
Place made London, England
Credit National Maritime Museum, Greenwich, London, Caird Collection
Materials metal: brass
Measurements Overall: 287 mm x 203 mm
Parts
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