The Piasecki H-21 Helicopter: An Illustrated History of the H-21 Helicopter and Its Designer, Frank N. Piasecki
| Author | : | |
| Rating | : | 4.83 (720 Votes) |
| Asin | : | 1425137075 |
| Format Type | : | paperback |
| Number of Pages | : | 176 Pages |
| Publish Date | : | 2017-01-07 |
| Language | : | English |
DESCRIPTION:
Amazing! Guilherme What a great H-21/Vertol 44 reference. A lot of info and tons of pictures, drawings, most taken form the helicopter manuals. Great great book.. A good history J. boyle The interesting history of the twin-rotor H-21 is well-covered here. I particularly liked the developmental details and the various proposals made to the armed forces and foreign governments. It also provides brief histories of the various US Army units that operated the type in the early days of t. In need of a decent publisherand an objective author. Panagiotis Kanellopoulos Printed in UNCOATED paper which unfortunately seriously affects the reproduction quality of the photos (of which there are literally hundreds), the book gives a rather biased view of the H-21's development and troubled operational history. And I say "biased" because the type's many operational shor
Soon the H-21C, now named "Shawnee" following the Army tradition of naming its helicopters after American Indian Tribes. The Air Force liked what it saw and soon the H-21A "Workhorse" was in production for the US Air Force and the Royal Canadian Air Force. The book covers the early life of Frank N. Soon the XHRP-1 (Experimental, Helicopter, Transport, Piasecki, Model One) would appear and it was this helicopter which successfully demonstrated the feasibility of the tandem-rotor helicopter design. The Piasecki H-21 became the first successful tandem-rotor cargo helicopter to enter mass production. Five US Army helicopter companies, flying H-21 helicopters were deployed to Vietnam during 1961-62. This success soon led to the rapid expansion and