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XB-70 Valkyrie's Last Flight In Aviation History
February 4th, 1969: the XB-70 Valkyrie bomber takes its last flight ... Here's what to know. No Black model got a Vogue cover in the US until 1974. She became the first and changed history ...
The National Interest on MSN15d
XB-70 Valkyrie: The Greatest Warplane America Never Adopted
Despite its technical triumphs and support from aviators, the XB-70’s operational future unraveled almost as quickly as it took flight.