Turtle' (1787),submarine by David Bushnell (1742-1824) American inventor. Operator turned handle to work propeller. Air in vessel sufficient for it to remain submerged 30 minutes. During American War of Independence,several unsuccessful attempts made to use 'Turtle',armed with single mine,to blow up British warships. Engraving c1810 | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / UIG / Universal History Archive |
Taille de l’image : | 6000 px × 3811 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |