Flightdeck Friday: Hypersonics – Douglas D-558-III
As the emerging theme this week is hypersonics, what with the reference to the Shenlong and the upload to the Virtual Library of a comprehensive 3-volume history of the US hypersonic effort from the X-15 through the NASP, reader and frequent correspondent Thommy Thomason joins the scene as a guest author of this week’s Flightdeck…