Submit only sites whose primary focus is the Avro Vulcan.

Intended for English language sites that primarily deal with the Avro Vulcan, a high-level, delta-wing, stand-off bomber that was first delivered to the Royal Air Force in September, 1956.

Submit only sites whose primary focus is the B-17 Flying Fortress.

Intended for English language sites that primarily deal with the B-17 Flying Fortress, a heavy bomber that entered U.S. service in mid-1939.

Submit only sites whose primary focus is the B-1 Lancer.

Intended for English language sites that primarily deal with the Rockwell/Boeing B-1 Lancer, a long-range, multi-role, heavy bomber that can attain speeds in excess of 900 MPH. It is also known as the "Bone."

Submit only sites whose primary focus is the B-24 Liberator.

Intended for English language sites that primarily deal with the Consolidated B-24 Liberator, a four-engine heavy bomber that saw extensive service in WW-II. A total of 19,256 B-24 bombers of all variants were produced, which is more than any other US warplane of any era.

Submit only sites whose primary focus is the B-25 Mitchell.

Intended for English language sites that primarily deal with the North American Aviation B-25 Mitchell, a medium bomber that entered U.S. service in late 1940.

Submit only sites whose primary focus is the B-29 Superfortress.

Intended for English language sites that primarily deal with the B-29 Superfortress, which was designed in 1940 as an eventual replacement for the B-17 and B-24. The Superfortress was pressurized for high altitudes and featured remotely-controlled gun turrets. It first saw combat in the Pacific.

Submit only sites whose primary focus is the B-2 Spirit bomber.

Intended for English language sites that primarily deal with the Boeing B-2 Spirit stealth bomber that is currently in service with the U.S. Air Force.

Submit only sites whose primary focus is the Boeing B-52. Sites dealing with other bomber aircraft should be put in the appropriately named category if one exists.

Intended for English language sites that primarily deal with the Boeing B-52 Stratofortress, a high-wing heavy conventional/nuclear bomber that first saw service in 1955 and is still in active use today.

Submit only sites whose primary focus is the B-58 Hustler.

Intended for English language sites that primarily deal with the B-58 Hustler, a nuclear-capable strategic bomber that saw service with the Strategic Air Command.