A submarine (or sub) is a watercraft capable of independent operation underwater. It differs from a submersible, which has more limited underwater capability.
Royal Navy HMS Statesman Submarine P246 WWII Jolly Roger Flag
WW2 Nazi German U-Boat / Submarine Badge
Canada, 1965, HMCS Ojibwa (S72) – Brass Submarine Paperweight, Waterline Model
British, c.1944–1955, HMS Tiptoe Submarine Screen Badge, Dockyard Casting Bronze (3kg)
HMS C27 C-Class Submarine Walking Stick
WW2 British HMS Upstart 1942 Royal Navy U Class Submarine Bronze Badge
British, Pre WW1, HM Submarine Holland 1 - Four Original Photographs
French, c1888, Submarine Le Gymnote – Original Photograph*
British, 1963, HM Submarine Valiant (S102) – Two Original Photographs
