Over at Atomic Surgery, Jack Kirby explains human (and Sub-mariner) evolution in his own inimitable way, from an issue of "The Eternals".
[Link: Jack Kirby Explains the Origin of Mankind]
[Link: The Evolution of Homo Mermanus]

You can viddy the entire issue at Newsarama.

Meanwhile, Golden Age Comic Book Stories presents an excellent unpublished satire of pre-Comics Code crime and horror comics:

[Link: Weird Dead Comics 1, 2, 3, 4, 5, 6]