University of Kentucky
Uk: Iridium Comics
A 1968 Metal Men comic strip featuring iridium. Not the greatest source of imformation but good for illustrations and fun.
Library of Congress
Loc: Cartoon America
includes political illustrations, gag cartoons, Online collection that includes comic strips, illustrations, animation, and caricature.
University of Notre Dame
Greybeards at Play: Literature and Art for Old Gentlemen
Comic illustrations and witty text are highlights of this online book by the humorist G. K. Chesterton.
Mythweb
Mythweb: The Labors of Hercules (Heracles)
The story of the twelve labors of Hercules, delightfully told with comic illustrations in slideshow format.