H.M.S. B 9 was one of 11 submarines of the B class.
Captains
Dates of appointment are provided when known.
See Also
- ↑ Conway's All the World's Fighting Ships 1906–1921. p. 87.
- ↑ Conway's All the World's Fighting Ships 1906–1921. p. 87.
- ↑ Conway's All the World's Fighting Ships 1906–1921. p. 87.
Bibliography