Clark Air Base K9 Section - Photographs of canine training, regular duty and the Philippines. - http://www.clarkairbasek9.com/photos.htm
Scott's USAF Installations Page - Amateur researcher's compendium on the history, design, and use of facilities used by the Air Force and its predecessors. - http://www.airforcebase.net/
Soesterberg AB - Information about Soesterberg AFB, 298 squadron, 334 squadron of the Royal Netherlands Air Force and 32 TFS Wolfhounds of the USAF. - http://home-2.tiscali.nl/~mwarnaar/
Global Security - Directory of Air Force bases, with overview, history, and images for most bases. - http://www.globalsecurity.org/military/facility/afb.htm
Airman Magazine - List of minor active facilities. - http://www.af.mil/news/airman/0198/minor.htm