
Chadburn’s patent engine revolution counter
By Chadburn
Located in London, GB
Chadburn’s patent engine revolution counter,. Marked: ONE FOURTH SPEED OF TURBINE CHADBURN'S (SHIP) TELEGRAPH Co Ld - LIVERPOOL- · PATENT · 4296 Chadburn's (Ship) Telegrap...
Early 20th Century English Industrial Nautical Objects
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