The 86th Floor: The Unofficial Doc Savage Web Site
Another nice roundup of information on the pulps, comics, radio show, etc. Also includes a very nice complete listing of all the pulps Bantam published in book form during the 70s and 80s. Excellently designed.
alt.fan.doc-savage
Usenet discussion fans for fans of the Man of Bronze.
Doc Savage.org
Featuring information on the original pulp stories, a feature that spotlights a different Doc novel everyday, fan reviews and more.
Dr. Hermes' Reviews
Reviews of nearly every Doc adventure written, plus the Avenger and more.