The Hiro H1H was a 1920s Japanese bomber or reconnaissance biplane flying boat developed from the Felixstowe F.5 by the Hiro Naval Arsenal for the Imperial Japanese Navy. The aircraft were built by Hi
Late production H1H1 on a launching trolly.
H1H2 side elevation, all-metal hull with Dornier-type external stiffeners.
The Felixstowe F.5 was a British First World War flying boat designed by Lieutenant Commander John Cyril Porte, RN of the Seaplane Experimental Station in Felixstowe.
Hiro H1H
…The Hiro H1H (or Navy Type 15) was a 1920s Japanese bomber or reconnaissance biplane flying boat developed from the Felixstowe F.5 by the Hiro Naval Arsenal for the Imperial Japanese Navy. The aircraft were built by Hiro, the Yokosuka Naval Arsenal and Aichi. Following licensed…
Felixstowe F.5s in formation, 1928.
F.5 of the Gosport Aircraft Company at Calshot, eighth of a batch of 50 ordered.
Short S.2 prototype (N177) at Short Brothers Works, Rochester, Kent, 1924.
F.5 of the Imperial Japanese Navy (IJN)