Five years and a day since the last time I did one of these. From Black cat #13, September 1948, as drawn by Lee Elias. Elias is one of those giants of the Golden Age of comics who is now more obscure than he should be. He’s also English, it appears, as the profile in the same issue makes clear:
Do not use this trick when charged by a mad bull.
One of the more fanciful scenarios the Black Cat was teaching her readers.
Once again it seems there are some steps missing here, though the thumb trick works based on personal experience mock fighting with brothers and brothers in law…
Parts A and B look reasonable enough, but I have my doubts about C. Boy does Elias draw great thuggish faces though.
UPDATE: Nick Mamatas explains why this is actually a reasonable way to keep somebody quiet: