>>>Out of curiousity, did the Canadians equate an inch to 26.5mm? Seeing
>>>as how it isn't that, I mean?
>>
>>No, I don't know why the British standard was called that. Maybe it's
>>a one-inch bore but the cartridge is slightly larger?
>
>The British, (and thus the Canadians through to about WWII), sometimes
>use slightly incorrect bore sizes to distinguish between things that
>are the same size but not compatible.

Could be. Or possibly it's an ancient typo in some upstream source, and was originally meant to say 1"/25.4mm. The slash seems to imply that the two values are meant to be different, though, and it's not just a "this is what that is in metric" thing. (shrug) Dunno.

--G.
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Benjamin D. Hutchins, Co-Founder, Editor-in-Chief, & Forum Mod
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