|Modern day mini-sub.|
|Deep sea rescue vehicle.|
|Modern deep sea diver suit.|
The first British Sub was the Holland I. It was designed by an Irish American named Holland. It had to be towed close to it's target. On the surface it used a gas engine and underwater it used an electric engine.
|Holland I model.|
|Exterior showing riveted construction.|
WWII mini-sub, used to destroy harbor facilities in Bergen Norway.
|Operated by 3 to 4 men.|
|Powered on the surface with a Leyland diesel bus engine.|
1960's Diesel Electric sub.
|Coning tower, with 2 periscopes and radio antenna.|
|BIG diesel engines.|