Yes, a few years back there were four different chamberings in the Boddington series, all named for the animal they were supposed to be appropriate for. 7x57 Leopard was the smallest.
As to books, you might check with El Numero Uno at Classic Sporting Arms
'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
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