Quote Originally Posted by Gareth W-B View Post
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There was a thread on this very topic in the General Airgun section a week or so ago, with many of the answers, and much of the info you are looking for.
I know... I started it. But although it helped gather a lot of the ballistic history of the caliber and it's development for rimfire, it still didn't produce a definitive answer for the WHO and WHEN concerning the adoption of .22 and .177 for airguns....
...which is why the thread is reiterated here among the gurus and Illuminati of COLLECTABLES.

'Cos sometimes it is GOOD to be a pedantic geek, and I really want to know the history of the stuff I like to do!