Checker board

[H.W.Fluks@kpn.com]

John:

> an Uncle Scrooge gag in which Huey, Dewey, and Louie 
> try to trick Scrooge into putting a penny on the first square 
> and then doubling it for every other square and that would be 
> their allowance or something like that.
> Can anyone confirm my memory of this gag?

I think that's the ending gag of "Mathmagic Land" (see Gladstone's Donald
Duck Adventures #26), or a similar adaptation of an "educational" cartoon.
So it's totally different from the Italian story.

--Harry.