Ben Franklin (PX-15)
AMERICAN SCIENTIFIC SUBMARINE, NOW A MUSEUM SHIP IN CANADA
Grumman/Piccard PX-15; RV Ben Franklin; PX-15; Piccard PX-15; Grumman PX-15
The Ben Franklin mesoscaphe, also known as the Grumman/Piccard PX-15, is a crewed underwater submersible, built in 1968. It was the brainchild of explorer and inventor Jacques Piccard.