Quote:
Originally Posted by Lynn Eades
I have since found that the floor in my Canadian hull is 3/16" (a bit less than 4.0 mm)
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Actually 3/16" = 4.7625mm
5/32" = 3.96875mm
It was normal practice in the UK in WW2 to specify armour plate in mm. Also spark plugs were generally metric here by then too.
David