The Gee Bee Model R Super Sportster was a special-purpose racing aircraft made by Granville Brothers Aircraft of Springfield, Massachusetts at the now-abandoned...

The Gee Bee Model Y Senior Sportster was a sport aircraft built in the United States in the early 1930s by the Granville Brothers. Essentially an enlarged...

The Granville Gee Bee Model Z was an American racing aircraft that was built, successfully raced to victory, then destroyed in a deadly crash – all in...

The Gee Bee Sportster was a family of sports aircraft built in the United States in the early 1930s by the Granville Brothers. They were low-wing strut-...

The Gee Bee Model A was an American two-seat open cockpit single-bay biplane developed by the Granville Brothers that first flew in 1929. The Model A was...

The Granville Gee Bee R-6 International Super Sportster, named "Q.E.D." (latin: quod erat demonstrandum "it is proven"), and later named "Conquistador...

Bee Sportster, family of sports aircraft built by Granville Brothers Aircraft Gee Bee Model Y Senior Sportster, a sports aircraft built by Granville Brothers...

Massachusetts. The Granville Brothers—Zantford, Thomas, Robert, Mark and Edward—are best known for the three Gee Bee Super Sportster racers, the Models Z, R-1 and...

engine Granville Gee Bee Model R-6H QED - Hornet engine Granville Gee Bee Model X Sportster Granville Gee Bee Model Y Senior Sportster Granville Gee Bee Model...

Granville Gee Bee Model A sport biplane Granville Gee Bee Sportster (X, B, C, D, E, F) racing monoplanes Granville Gee Bee Model Y Senior Sportster racing...

Races[citation needed] Granville Gee Bee Sportster (X, B, C, D, E, F) US 1930 Cirrus Air Derby Granville Gee Bee Model Y Senior Sportster US 1931 1933 Chicago...

They are best known for the trophy and speed record holding Senior Sportster ("GeeBee") series of racing aircraft. During this time, Springfield pioneered...