The B-58 Hustler incorporated an amazing pill-bug capsule for supersonic ejection. It was hoped that this new technology would find its way to all supersonic planes, but proved to be a dead end.
This film shows water tests, and a rocket sled that was the front of a rare Super Crusader (lost out to the Phantom)
B-1 escape testing
2000 mile mission in 4 hrs unrefueled. Was never used in conventional role, wonder if it would have been better than the F-105 Thud over Vietnam - they lost half of all Thuds