The Nautilus existed! The first submarine was found.

NRL History - Phil Abelson The Atomic Age > U.S. Naval Research

An amateur submarine inventor has been charged with a journalist's

Question about the Nautilus' electric plant. See comments : r

Everything you need to know about US Navy submarines - Task & Purpose

World's First Nuclear Powered Submarine- the U.S.S. Nautilus Sets Sail

Nautilus returns home to Submarine Force Museum

Nautilus (SSN-571)

Robert Fulton, the Nautilus and Barriers to Innovation

Downward Spiral - bioGraphic

Shazad Latif Is Captain Nemo in First 'Nautilus' Image