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Whenever I read about an experimental plane called the Valkyrie I hope it’s about the gorgeous XB-70 https://www.nasa.gov/centers/armstrong/news/FactSheets/FS-

by gumby 3y ago

Whenever I read about an experimental plane called the Valkyrie I hope it’s about the gorgeous XB-70 https://www.nasa.gov/centers/armstrong/news/FactSheets/FS-084-DFRC.html https://www.nasa.gov/centers/armstrong/news/FactSheets/FS-08...