The cover art of 70s gonzo comix often hearkened back to the medium's pulp and scifi roots, albeit with a distinctly adult and tripped-out twist. Here's a slew of comic covers from artists such as Robert Crumb and Warren Greenwood.

You can find much more comic art at Mickey The Pixel's Flickr. [via Sci Fi Wire]

The spaced-out covers of 1970s underground comix (NSFW)S


Zero
Zero Comix & Last Gasp Eco-Funnies
Cover: Warren Greenwood

The spaced-out covers of 1970s underground comix (NSFW)S


Zap Comix / 69-Issue
Apex Novelties
Cover: Rick Griffin

The spaced-out covers of 1970s underground comix (NSFW)S


Zero / Night of the Hungry People
Zero Comix & Last Gasp Eco-Funnies, 1976
Cover: Warren Greenwood

The spaced-out covers of 1970s underground comix (NSFW)S


Zap Comix
Print Mint, 1975
Cover: Robert Crumb

The spaced-out covers of 1970s underground comix (NSFW)S


Zap Comix
Print Mint, 1978
Cover: S. Clay Wilson

The spaced-out covers of 1970s underground comix (NSFW)S


Barbarian Killer Funnies
Comic-Heft
Bud Plant
(Californien/USA)
Cover: Tom Bird

The spaced-out covers of 1970s underground comix (NSFW)S


Brain Fantasy
Last Gasp Eco-Funnies
(Berkeley/USA)

The spaced-out covers of 1970s underground comix (NSFW)S


Zap Comix 06
Apex Novelties, 1975
Cover: Robert Crumb

The spaced-out covers of 1970s underground comix (NSFW)S


Coochy Cooty Men's Comics
Comic-Heft
Rip off Press, 1970
Cover: Robert Williams

The spaced-out covers of 1970s underground comix (NSFW)S


Teen- Age Horizons of Shangrila
Kitchen Sink Enterprises, 1972
Cover: Green

The spaced-out covers of 1970s underground comix (NSFW)S


Mutants of the Metropolis
Los Angeles Comic Book Co.,1972
Cover: P. Serniuk

The spaced-out covers of 1970s underground comix (NSFW)S


Enigma, 1975

The spaced-out covers of 1970s underground comix (NSFW)S


Harlan Ellison's Chocolate Alphabet
Last Gasp
Cover: Larry Todd

The spaced-out covers of 1970s underground comix (NSFW)S


All-Atomic Comics
Last Gasp Eco-Funnies

The spaced-out covers of 1970s underground comix (NSFW)S


Rubber Duck Tales
Print Mint

The spaced-out covers of 1970s underground comix (NSFW)S


Zero
Zero Comix & Last Gasp Eco-Funnies
Cover: Warren Greenwood