Robert Crumb enters the '70s 'On the Crest of a Wave' with the sixth volume in Fantagraphics Books' reprint series. This includes a couple of genuine rarities, as well as all of Crumb's work from Big Ass #1, Zap #4 (including the legendary, much-busted 'Joe Blow'), the remarkably offensive Snatch #3 and Jiz #1, the classic Despair - classics all. '