Yawn.

It's an unanswerable question.

ATF differentiates between pistols and revolvers. Dictionaries consider all handguns to be pistols and reference historical sources as justification. Mystery writers, movies, TV and board-game producers for many years did not bother to learn the difference.

I'll continue to use the more precise terms, you can suite yourself.

'Four legs good, two legs baaaad."
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"Jimmy, some of it's magic,
Some of it's tragic,
But I had a good life all the way."
(Jimmy Buffett)

SotG