RB-12 Archives

The SR-71 Blackbird’s Ancestor Was Redrawn in 1961 to Carry 4 Nuclear Bombs at Mach 3.2 and 90,000 Feet, Then the Air Force Chose the 6-Engine XB-70 Valkyrie

Gen. Curtis LeMay and SAC commander Gen. Thomas Power both took interest in the RB-12 in 1961, but the XB-70's backers inside the Air...

Brandon WeichertOctober 3, 2026