Michael McClure at Literary Kicks - Brief biography of poet and playwright focuses on his affiliation with the Beat Generation and the San Francisco Renaissance. - http://www.litkicks.com/BeatPages/page.jsp?what=MichaelMcClure
Michael McClure Author Page at EPC - The Electronic Poetry Center presents links to Michael McClure's poetry and other writings. - http://epc.buffalo.edu/authors/mcclure/
Michael McClure: A Selected Bibliography - Primary publications, from 1956 to present, are ordered both chronologically and alphabetically. Selected contributions to periodicals are also included. - http://www.emptymirrorbooks.com/mcclure/
The Beat Page - Michael McClure - Brief biography and small collection of poems. - http://www.rooknet.com/beatpage/writers/mcclure.html
Michael McClure Home Page - McClure appears under various names in Kerouac novels from The Dharma Bums onward. Wrote one of Janis Joplin's most popular songs. This site contains large selection of McClure's poetry, essays by him, and commentary not only by such poets as Anne Waldman - http://www.thing.net/~grist/l&d/mcclure/mcclure.htm