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2. Chicago Helicopter Airways - Wikipedia

   en.wikipedia.org/wiki/Chicago_Helicopter_Airways

   Chicago Helicopter Airways was a short-hop commuter service that ran between O'Hare International Airport, Chicago Midway International Airport, Meigs Field, Winnetka, Illinois, and Gary, Indiana from 12 November 1956 to 1974. [1] [2] [3] Incorporated on 13 November 1926 as Helicopter Air Service, mail services were provided to 54 post offices ...

3. CBP Air and Marine Operations - Wikipedia

   en.wikipedia.org/wiki/CBP_Air_and_Marine_Operations

   The AS-350 Light Enforcement Helicopter (LEH) is a short-range, turbine-powered helicopter used by CBP's Office of Air and Marine to perform aerial reconnaissance of stationary or moving targets. These LEHs are the optimal aerial surveillance platform in metropolitan areas because their vertical lift capability and maneuverability enable ...

4. McDonnell Douglas - Wikipedia

   en.wikipedia.org/wiki/McDonnell_Douglas

   Hughes Helicopters was made a subsidiary initially and renamed McDonnell Douglas Helicopter Systems in August 1984. McDonnell Douglas Helicopters's most successful product was the Hughes-designed AH-64 Apache attack helicopter. McDonnell Douglas MD-11. In 1986, the MD-11 was introduced, an improved and upgraded version of the DC-10.

5. Sikorsky H-19 Chickasaw - Wikipedia

   en.wikipedia.org/wiki/Sikorsky_H-19_Chickasaw

   Sikorsky H-34. The Sikorsky H-19 Chickasaw (company model number S-55) is a multi-purpose piston engined helicopter that was used by the United States Army and United States Air Force. It was also license-built by Westland Aircraft as the Westland Whirlwind in the United Kingdom. United States Navy and United States Coast Guard models were ...

6. Marine One - Wikipedia

   en.wikipedia.org/wiki/Marine_One

   Marine One in flight over Washington, D.C., 2005. Marine One is the call sign of any United States Marine Corps aircraft carrying the president of the United States. It usually denotes a helicopter operated by Marine Helicopter Squadron One "Nighthawks", consisting of either the large Sikorsky VH-3D Sea King or the newer, smaller VH-60N "White Hawk".

7. Sikorsky HH-52 Seaguard - Wikipedia

   en.wikipedia.org/wiki/Sikorsky_HH-52_Seaguard

   United States Coast Guard. Number built. 175. The Sikorsky HH-52 Seaguard (company designation S-62) was an early amphibious helicopter designed and produced by American helicopter manufacturer Sikorsky Aircraft. It was the first of the company's amphibious rotorcraft to fly. The S-62 was originally developed as a commercial venture during the ...