1. History of the Submarine History of Technology

2. First Submarine Design n Drafted by William Borne in 1578 n Based on ballast tanks n Never got past the drawing stage

3. First Oared Submersible n Conceived and Built by Cornelis Drebbel u Dutch Inventor u Born in Alkmaar, Netherlands in 1572 n First to address the problem of air replenishment

4. Human Powered Submarine n Built by David Bushnell in 1776 u Called the Turtle u First submarine to dive, surface and be used in Naval combat

5. Holland VII and Holland VIII Submarines n Introduced by John P. Holland in 1895 n Used petroleum engine for sufrace propulsion and electric engine for submerged operations n Served as a blueprint for all the world’s navies for submarine design

6. French Submarine Aigette n First submarine built with a diesel engine for surface propulsion and electric engine for submerged operations n 1904