https://en.wikipedia.org/wiki/XC-142
Tri-Service Test program 1964-1966
NASA test flight 1966-1970
A number of versions was proposed:
Air-Sea Rescue version for the Coast Guard
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“Close” only counts with horseshoes, hand grenades, and tactical nuclear weapons.
That which does not kill me has made a grave tactical error
Worklist
Source Materiel is always welcome.