The SR-71 was developed in 1959-60. Cocktail napkins and slide rules. Johnson drank Scotch and water, the Concorde is more than beautiful, she is a totem of genius.
She also blazed trails the Blackbird never had to face, but credit where credit is due.
Mr. Pratt, Mr. Whitney, Ampersand.
M2dude that story is priceless, I envy your experience with CONCORDE
bear