Valkyries by John Gorsuch

North American XB-70 Valkyrie at Wikipedia

Image credit: North American Aviation

Image source(s):

Apollo4Ever

Drew Granston

M-70 Valkyrie Mothership

North American XB-70 Valkyrie at Wikipedia

Image credit: North American Aviation

Image source: AFMC 

XB-70 Applications

North American XB-70 Valkyrie at Wikipedia

Image credit: North American Aviation

Image source: AFMC 

Supersonic Transport

North American XB-70 Valkyrie at Wikipedia

Image credit: North American Aviation

Image source: AFMC 

B-70 Recoverable Booster

North American XB-70 Valkyrie at Wikipedia

Image credit: North American Aviation

Image source: AFMC