Includes full color and black and white illustrations and photographs. Recently declassified history from the Center for the Study of National Reconnassiance, National Reconnaissance Office. From the preface: "Written in 1982 by Maurice G. Burnett at the request of the Director of the Air Force Program at the NRO, known as Program A. The Hexagon apping camera flew on 12 of the 20 Hexagon missions. It proved to be a remarkably efficient and prodigious producer of imagery for mapping purposes. The mapping camera system was successful by every standard including technical capabilities,...

Includes full color and black and white illustrations and photographs. Recently declassified history from the Center for the Study of National Reconnassiance, National Reconnaissance Office. From the preface: "Written in 1982 by Maurice G. Burnett at the request of the Director of the Air Force Program at the NRO, known as Program A. The Hexagon apping camera flew on 12 of the 20 Hexagon missions. It proved to be a remarkably efficient and prodigious producer of imagery for mapping purposes. The mapping camera system was successful by every standard including technical capabilities,...