Jacques Piccard, Swiss oceanographer and engineer (born 1922)

Jacques Piccard was a Swiss oceanographer and engineer, known for having developed submarines for studying ocean currents. In the Challenger Deep, he and Lieutenant Don Walsh of the United States Navy were the first people to explore the deepest known part of the world's ocean, and the deepest known location on the surface of Earth's crust, the Mariana Trench, located in the western North Pacific Ocean.

November 1 is the 305th day of the year in the Gregorian calendar; 60 days remain until the end of the year.