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Total force needle
Two edge bar needles. One pointed at both ends. The other is parallel with square ends and a jewelled brass pivot cap at centre. Length 5.8" (14.9cm) Spigot 0.4" (1cm) Pivot cap 0.2" (0.5cm) Held in wooden box 6.5 x 2.6 x 0.6" (16.5 x 6.5 x 1.4cm)
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Object Details
| ID: | ACO0090 |
|---|---|
| Type: | Total force needle |
| Display location: | Display - Polar Worlds Gallery |
| Creator: | Unknown |
| Date made: | Unknown |
| Credit: | National Maritime Museum, Greenwich, London, Admiralty Compass Observatory |
| Measurements: | Overall: 22 mm x 165 mm x 65 mm |