Let's play a game (from 1963) #2 w/answer

[Bocephus123]

View attachment 317714

UP Yours

 

[Bocephus123]

How do you know? Do you work there?

Read carefully its in there

 

[Bocephus123]

I think that any answer that said it was something to do with headspace and rim thickness was correct in spirit.

thank you