Daily Archives: 7-December-2017

Cannon Bore Measured in Pounds

I have been pulling together some WW2 data for an article that I want to publish in the next year or two. During my research, I have noticed that the British specified the caliber of their artillery by the nominal mass of the projectile (lbm or pound mass) and not by the bore diameter. I was curious as to how the British came to this particular system and decided to investigate further. As with many military standards, it traces its history back hundreds of years. Continue reading

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