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Star plotter altitude ruler
Altitude ruler, engraved in minutes of altitude and fitted with a cursor for setting the controlling altitude for any selected four-minute period.
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Object Details
| ID: | NAV1027.2 |
|---|---|
| Type: | Star plotter altitude ruler |
| Display location: | Not on display |
| Creator: | Unknown |
| Date made: | Unknown |
| Credit: | National Maritime Museum, Greenwich, London |
| Measurements: | Overall: 5 mm x 485 mm x 26 mm |
| Parts: | Star plotter |