An Aquatic Invention & Mission
On September 6, 1776, the first American submarine called Turtle attempted a military maneuver in an effort to help George Washington turn the tide of battle. Invented by David Bushnell, the submersible Turtle had a maximum speed of 3 knots (a little less than 3.5 miles per hour). It consisted of a wooden barrel-like body, a brass & glass cap, navigation instruments, [...]