b-

B-17 B-17_Flying_Fortress B-18_Bolo B-1B_bomber B-1_Lancer B-2 B-24_Liberator B-25 B-25_Mitchell B-29 B-29_Superfortress B-29_bomber B-2_Spirit B-47 B-47_Stratojet B-52 B-52's B-52_Stratofortress B-52_stratofortress B-A-C-H_motif B-ISDN B-News B-Tree B-cell B-movie B-roll B-side B-sides B-spline B-star-algebra B-tree B-wing