I couldn't find it online, so imagine this: Calvin's Dad-like figure sitting in his armchair reading a newspaper. Calvin-like kid crawling on the floor. Kid looks up at Dad.
"Pa, what's all this talk about Evolution?"
"Son, I will have to consult my attorney before I can answer that question. I might be sent to jail for it."
Nope, it ain't 2005. It's from 1925, the year of the Monkey trial. Some things never change, do they?
PS: How to get your copy of The Complete Cartoons of the New Yorker - When all else fails and all your friends refuse to take subtle hints such as these, go make friends with a fellow blogger who lives a couple of blocks down and invite her to a random party. Believe me, it works.