Early Hypothetical Drawings to Northrop X-4 & Convair XB-53

[hesham]

Hi,

this materials was displayed by Aviation Week magazine ;

http://edan.si.edu/slideshow/viewer/?eadrefid=NASM.1993.0055_ref724

 

[hesham]

Sorry,it was not Aviation Week,I thought all report like this,it's a French magazine.