BLR - Bomber, Long Range Aircraft

Model Designation Manufacturer Engine(s) Crew Other
XBLR-1
Boeing 4 Pratt & Whitney R-1830-11 Twin Wasp 10 XB-15, XC-105
XBLR-2
Douglas 4 Wright R-3350-5 Cyclone 16 XB-19
XBLR-3
Sikorsky

cancelled