If your site is relevant to Rick Griffin in some way, and you would like to exchange links, e-mail me the URL and a brief summary and I'll consider adding it below.
Gordon McClelland's acclaimed biography of Rick Griffin.
http://www.amazon.com/exec/obidos/ASIN/0867194081/myraltisinter-20
The discovery and preservation of Griffin murals on a Palos Verdes demolition site.
http://www.easyreadernews.com/60707/saving-rick-griffin/
Stefan Slater and Chris Ridges' article in Southbay magazine.
http://oursouthbay.com/February-March-2014/Drawing-Waves/
Robert Beerbohm's Facebook page of recently rediscovered Griffin pictures from 1991.
Robert Beerbohm's Griffin Facebook Gallery
L'Imagerie Gallery - original Griffin artwork (and much more) for sale.
http://www.limageriegallery.com
Rick's Disciple - Simon Rouse's excellent Griffin influenced artwork.
https://www.facebook.com/Ricks-Disciple-215836052220055/
David Faggioli's Poster Geist - Griffin goodies for sale.
http://www.postergeist.com/lists/rick_griffin_stuff.shtml
Wes Wilson, artist and Griffin contemporary.
http://www.wes-wilson.com/
Lines and Colors. Overview of the Griffin poster era with related links.
http://www.linesandcolors.com/2007/10/02/rick-griffin/
Inspirational Times. Peter Golding's extraordinary rock art exhibition.
http://www.inspirationaltimes.co.uk/
K-Type's excellent Griffin font for PC and Mac.
http://www.k-type.com/fontrick.html
Christian Comics International. Griffin biography from a Christian perspective.
http://www.christiancomicsinternational.org/griffin_pioneer.html
SurfClassics.com. Gallery of Griffin surf posters and more. See the Surfing Collectors Guide for a full list of Rick's Surfer and surf related work.
http://www.surfclassics.com/
Alabaster's list of Griffin record cover art.
http://rateyourmusic.com/lists/list_view?list_id=21352
Randy Nauert: Challengers bassist (some classic Griffin cartoons on this site).
http://www.nauert.com/
Story of the 1976 Roundhouse London Exhibition and Griffin art for sale.
http://www.kallialcock.co.uk/
Forever Stoked - Griffin inspired surfer/artists.
http://www.foreverstoked.com/
Wilbur Kookmeyer - 'nuff said...
http://www.wilbur-kookmeyer.com/
A detailed resource for Bay Area concert art from the 1960s.
http://www.chickenonaunicycle.com/
The evolution of the "Slow Motion"' album sleeve on the "Man" Web site.
http://www.manband-archive.com/memorabilia/index.php
Brief bio of "Help Yourself" with the Wrenchman image.
http://www.huxrecords.com/cdsales54.htm
"The Roundhouse" in London's Camden Town, venue of the 1976 Griffin exhibition. This site charts the history of the building.
http://www.roundhouse.org.uk/
Haight-Ashbury resource.
http://www.rockument.com/links.html
Check out Nils Pokel's, Tom Cede's, and Murray Walding's Griffin tattoos.
Nils
Tom
Murray
John Severson: surf artist and Griffin mentor.
http://www.surferart.com/
Drew Brophy's Surf Art.
http://www.drewbrophy.com/
Very cool graphics from Malleus. A surreal experience.
http://www.malleusdelic.com/