Admiralty Compass Observatory, 1842-1971
Laboratory Assessment of the Sperry Gyro Magnetic Compass G.M.Y.A, 1968
Record Details
| Item reference: | ACO/S&T/30/12 |
|---|---|
| Catalogue Section: | Public records: records of the central administration of the Royal Navy and the Merchant Navy |
| Level: | ITEM |
| Extent: | 1 item |
| Date made: | 1968 - 1968 |
| Creator: | Admiralty Compass Observatory |
| Credit: | © Crown copyright. National Maritime Museum, Greenwich, London |
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