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Vintage Walker's Knotmaster Mk IIIA Marine Log. Made of brass, iron, and bakelite in England by Thos. Walker & Son. This ancient nautical instrument measured a ship's speed and distance. Box size is 31x16.5 cm h 15. Please see all pictures as they are part of the description.
| Category | Vintage & collectibles > Antique > 100 years or older |
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