A history of the Briggs Sperry Model 13 ball turret which was integrated into the design of the B-17 and B-24 aircraft during WW2, including specifications for two of the models.
Tag Archives: Boeing
First-generation ‘modern’ monoplane fighters – The US Boeing P-29
A history of the Boeing P-29 which was a prototype monoplane fighter designed for the USAAC and its development before it was eventually scrapped.
First generation ‘modern’ monoplane fighters – The US Boeing F7B
A history of the Boeing F7B which was a prototype carrierborne fighter designed for the US Navy. It is considered to be one of the first generation ‘modern’ monoplane fighters.