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1958, "Relative Motion in the Terminal Phase of Interception of a Satellite or a Ballistic Missile"

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1958,  Relative Motion in the Terminal Phase of Interception of a Satellite or a Ballistic Missile
1958, "Relative Motion in the Terminal Phase of Interception of a Satellite or a Ballistic Missile" by Robert Hord (NACA TN-4399m 33pp.,card, ex libris). "The interception of a satellite or a ballistic missle essentially outside the earth's atmosphere is considered with emphasis on the terminal phase of the attack vehicles flight ...". A facinating document in pristine condition. Documents this early just don't surface anymore. Ex: the Milton Weiss Estate collection.