Modifications to this production-block

Glide path radio receiver AN/ARN-5A Group ‘A’ and ‘B’ parts and RC-103 Group ‘B’ parts added.

B-17 Flying Fortresses in this production-block

S/NUnitFateManufacturer
44-6501
44-6502
44-6503 / Lady Alta
44-6504
44-6505 / Chin-Up Girl aka Bit. O. Heaven aka Any Gum Chum aka Hard Luck
44-6506 / Satisfaction Guaranteed
44-6507 / Lucky Patch
44-6508 / Maiden U.S.A.
44-6509
44-6510
    44-6511
    44-6512
    44-6513 / Boise Bell
    44-6514 / Danny
    44-6515
    44-6516 / My Darling
    44-6517 / Old Cock
    44-6518
    44-6519
    44-6520 / Tangerine II aka Going My Way
    44-6521
    44-6522 / Dirty Duchess aka It Flies aka SNAFU aka Sweet Jo aka Hard Luck
    44-6523
    44-6524 / My True Love
    44-6525