Ink drawings by Ben Tolman: Huge, intricate, somewhat NSFW. There may be an issue with the side frame not scrolling in Firefox; if this is the case, click here, here, here, and here to see the galleries.
Illustrations by Reilly Stroope. (Flash interface.)
Not safe for work: Baby Art: the profoundly fucked-up artwork of one Trevor Brown, a fabulously unwell individual.
20th-century American artist, Alice Neele, "The Auntie Hero": "While Uptowners were making their way downtown to have their portraits painted by Warhol, Downtowners were going up to 107th Street to sit for this bohemian, auntie-like artist." Check out seven decades of raw, sometimes amazing, but always deeply humane portraits of the often larger-than-life figures who peopled the New York art/lit scene and Neel's personal landscape, including such iconic irrepressibles as Joe Gould, Andy Warhol, Annie Sprinkle, and Bella Abzug. (NSFW)
Lines on Paper has a great nine-page gallery of business cards embellished by comic artist notables. Here's my fave by Dennis Worden. For more yummy comic browsing, consult the Comiclopedia (from Lambiek, which also has an illustrated history of Dutch comics).