The Keystone B-6 was a biplane bomber developed by the Keystone Aircraft company for the United States Army Air Corps. In 1931, the United States Army...

The Keystone B-4 was a biplane bomber, built by the Keystone Aircraft company for the United States Army Air Corps. Originally ordered by the United States...

The Keystone B-3A was a bomber aircraft developed for the United States Army Air Corps by Keystone Aircraft in the late 1920s. The B-3 was originally ordered...

Keystone B-5 is a light bomber made by the Keystone Aircraft company for the United States Army Air Corps in the early 1930s. The B-5A was a Keystone...

The Keystone LB-6 and LB-7 were 1920s American light bombers, built by the Keystone Aircraft company for the United States Army Air Corps, called Panther...

the Mazda B engine series Blackburn B.6 Shark, a British 1930s torpedo bomber Keystone B-6, a United States Army Air Corps bomber Lohner B.VI, an Austro-Hungarian...

Keystone Aircraft Corporation was an early American airplane manufacturer. Headquartered in Bristol, Pennsylvania, the company was formed as "Ogdensburg...

military aircraft of the United States Northrop Grumman B-21 Raider, US heavy bomber under development "B-17G Flying Fortress". Air Mobility Command Museum...

The Keystone Pipeline System is an oil pipeline system in Canada and the United States, commissioned in 2010 and owned by TC Energy and, as of March 2020...

Aircraft employed in carrying the mail were the Curtiss B-2 Condor, Keystone B-4, Keystone B-6, Douglas Y1B-7 and YB-10 bombers; the Boeing P-12 and P-6E...

B-1 – Huff-Daland/Keystone B-2 Condor – Curtiss B-3 – Keystone B-4 – Keystone B-5 – Keystone B-6 – Keystone B-7 – Douglas B-8 – Fokker B-9 – Boeing B-10...

biplanes built from steel-tube frames covered in doped fabric, such as the Keystone B-6, and Boeing decided to design and build a twin-engined bomber using the...

with Keystone B-6 bombers. It converted to Martin B-10 bombers in 1936 and operated these until 1938, when it again re-equipped, with Douglas B-18 bombers...

The Keystone–Loening K-84 Commuter was a single-engine closed-cabin 4-place biplane amphibious flying boat built by Keystone–Loening. It was powered by...

1930 Operational 30 Keystone B-5 US Heavy bomber 1929 Operational 30 Keystone B-6 US Heavy bomber 1931 Operational 44 Kharkov KhAI-5 USSR Reconnaissance...

States Army Air Corps. The XB-1 was the first aircraft named using just a B- designation. Prior to 1926, the U.S. Army used LB- and HB- prefixes, signifying...

LB-1 light bomber Keystone B-3 bomber Keystone B-4 bomber Keystone B-5 bomber Keystone B-6 bomber Keystone LB-5 light bomber Keystone LB-6/LB-7 light bomber...

Keystone beer is a product of the Molson Coors Beverage Company in Golden, Colorado. It was first introduced in Chico, California in September 1989. Keystone...

(service test) Keystone XLB-5, 1927 (service test) Keystone LB-5, 1927–1929 Keystone LB-6, 1929–Unknown Keystone LB-7, 1929–Unknown Keystone B-3, 1931–Unknown...

Keystone B-6 of the US Army Air Corps, in use as a mail plane, 1934...

Huff-Daland Division of the Keystone Aircraft Corporation. A single example of the Huff-Daland XB-1 bomber became the Keystone XB-1B, after its original...

Barksdale Air Force Base, Louisiana. The 11th is equipped with the Boeing B-52H Stratofortress. The 11th is one of the oldest units in the United States...

Amtrak, with the majority of traffic occurring on the Keystone Service in the high-speed Keystone Corridor between Harrisburg and Philadelphia's 30th Street...

Watch Company and the Keystone Watch Company. The precursor to the Hamilton Watch Co., the Lancaster, Pennsylvania, based Keystone Standard Watch Co., was...

1919-1928 Keystone LB-5, 1928-1932 Keystone LB-7, 1928-1932 Keystone B-3, 1928-1932 Keystone B-5, 1928-1932 Keystone B-6, 1932-1936 Martin B-10, 1936-1942...

20th Bombardment Squadron at Langley Field, Virginia, flying the Keystone B-6 and Curtiss B-2 Condor bombers. In February and March 1934, he was part of the...

Live at Keystone is an album by Merl Saunders, Jerry Garcia, John Kahn, and Bill Vitt. It was recorded live at the Keystone in Berkeley, California on...

The 28th Infantry Division ("Keystone") is a unit of the United States Army National Guard, and is the oldest division-sized unit in the Army. Some of...

of a B-24. In 1980, two airmen rabbit hunting found the remains of a Keystone B-6A bomber in the woods near the airbase. The wreckage was added to the...

1939. The squadron equipped with Douglas B-18 Bolos and became the 25th Bombardment Squadron (Medium) on 6 December 1939 . The squadron had an opportunity...