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Depth log by Thomas Walker, after Massey’s patented ‘Sounding Machine’, circa 1850
Edward Massey, London
Maker:
Collectie:
NavigArte
An instrument for measuring depth. As the device descends, the flywheel rotates and is abruptly stopped when the disc-shaped plate drops upon touching the seabed. Once hauled back on board, the depth can be read in fathoms. The rope is of later date.
1/1
This model 5 of a 'Sounding Machine' , made by Thomas Walker & Co., has been modified at a later time.
For the lead, a Bofor anti-aircraft 2 the WW shell was used, filled with lead on the original steel handle.
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