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plane-table rule
Boxwood frame which fits on plane table. Upper surface graduated 6"-0-6" by 10ths on top and bottom bars, 7.5"-0-7.5" by 10ths on side bars, 0-360 by 30' in both directions around frame. Reverse surface graduated 6"-0-6" by 10ths on top and bottom bars. 7.5"-0-7.5" by 10ths on side bars. 0-180, 180-0 by 30' on three sides of the frame.
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Object Details
| ID: | NAV1442.4 |
|---|---|
| Type: | Plane-table rule |
| Display location: | Not on display |
| Creator: | Unknown |
| Date made: | circa 1780 |
| Credit: | National Maritime Museum, Greenwich, London |
| Measurements: | Overall: 8 mm x 417 mm x 357 mm |
| Parts: |
Plane-table
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