1. Helicopter
   A helicopter is an aircraft which is lifted and propelled by one or more large horizontal rotors..
   http: //academickids.com/encyclopedia/index.php...
   
   
2. Sport Helicopter & Pilot Global Info. Exchange
   Information Exchange for Helicopter Hobbiests.
   http: //usbusiness.com/helicopter/
   
   
3. Helicopter History Site
   The helicopter history site traces the evolution of rotary wing aircraft back to Leonardo Da Vinci
   http: //helis.com/
   
   
4. U.S. Army Attack Helicopters
   A crew chiefs view of Vietnam era attack helicopter gunships, from the early model Bell Hueys to the Cobras.
   http: //incolor.inetnebr.com/iceman/
   
   
5. Helicopter Photographs
   This site is dedicated to helicopter photographs,
   http: //helispot.com/
   
   
6. Aviation and Emergency Vector Cliparts
   Aviation and Emergency Vector Clipart.
   http: //users.swing.be/christian.toumpsin/index.htm...
   
   
7. Alec Buck's EMS Helicopters....
   Alec Buck's EMS Helicopters. Largest helicopter photo collection on the internet.
   http: //alecbuck.com/
   
   
8. History of the Helicopter
   An article on the history of the helicopter, includes photos of helicopters.
   http: //165.29.91.7/classes/humanities/amstud/97-98...
   
   
9. HUMMINGBIRD Project - Stanford University
   HUMMINGBIRD is a small autonomous research helicopter which navigates using an intergration of the Global Positioning System with computer vision.
   http: //sun-valley.stanford.edu/projects/helicopter...
   
   

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