British D-class submarine
Videos
The D-class submarine was the Royal Navy's first class of submarines capable of operating significantly beyond coastal waters. They were also the first boats to be fitted with wireless transmitters. T
HMS D1
A model of HMS D1
A-class submarine (1903)
Videos
The A-class was the Royal Navy's first class of British-designed submarines. Thirteen were built by Vickers at Barrow-in-Furness between 1902 and 1905 as an improvement on the US Plunger class.
British D-class submarine
…the C-class boats. They were designed to be propelled by diesel motors on the surface to avoid the problems with petrol engines experienced with the A class. These boats were designed for foreign service with an endurance of 2,500 nautical miles (4,600 km; 2,900 mi) at 10 knots (19 km/h; 12 mph) on the…
HMS A1
A-class submarines moored in port
HMS A13 model