Provides a highly detailed and informative inside-&-out look at the Vietnam era US helicopter. Contains full color profiles, B&W line art, technical data, color

This book explores the structure of the UN, its achievements and its weaknesses, explaining what it can and cannot do, and why. It traces mankind's quest for in

In January of 1972, a request for proposals, or RFP, was issued to lay out the guidelines for a new utility helicopter to replace the Bell UH-1 Iroquois type. T

Over 15,000 total pages ... Just a SAMPLE of the included manuals dated mid 1970s to the early 2000s: 55 SERIES TECHNICAL MANUALS TM 55-1520-210-10 TM 55-1520-2