I think I’d seen the pun/term before (after all, “1977”), but I didn’t expect a…! Or, for that matter, a children’s book.
I don’t want to ruin the surprise (though I may sort of have already). It’s the first result.
Anyway, while looking around, I finally found out what the “fountain pens” line from Hanoch Teller’s “Give Peace a Stance” was about. Thanks!