Cornelius Drebbel submarine (1620), UK
Crew - 12 rowers + 3 passengers.
The first moving submarine, moved by 6 pairs of oars. It sailed in Thames river. Probably only semi submerged.
Turtle (1775) of David Bushnell, USA
Displacement - ~1 ton.
Length - 1.8 m
Crew - 1 man
The first...