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Old 13th Aug 2023, 08:31
  #26 (permalink)  
DuncanDoenitz
 
Join Date: Jan 2019
Location: Cumbria
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Originally Posted by CISTRS
In my experience, the fuel gauges were marked in bushels (8 imperial gallons)
Approximately equal to one firkin. Hence the "ZERO FIRKIN FUEL" warning flag on some 19th Century aircraft.
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