Boeing-Sikorsky: RAH-66 Comanche
- Brief history of the aircraft.
- http://www.boeing.com/history/boeing/comanche.html

Army Technology
- News and project information on the Comanche developed for the US Army by Boeing Sikorsky.
- http://www.army-technology.com/projects/comanche/

Armament Subsystems
- System descriptions, drawings, and prototype photos.
- http://tri.army.mil/LC/CS/csa/cpcomanc.htm

FAS: RAH-66 Comanche
- Federation of American Scientists Military Analysis Network. History of development, description of sensors and avionics, stealth characteristics, and signature suppression, and photos.
- http://www.fas.org/man/dod-101/sys/ac/rah-66.htm

Aviation-Central.com
- Models for sale.
- http://www.aviation-central.com/helicopters/ahb40.htm