The young hero seeks treasure and finds death-defying adventures on his submarine.

Tom Swift's father has been working diligently on a secret project, which he reveals at the beginning of the book as a submarine. With the submarine, named the

Tom Swift's father has been hard at work on a secret project. At the beginning of the book, he revealed that it was a submarine. He plans to take a submarine ca

This edition of Tom Swift and his Submarine Boat or. Under the Ocean for Sunken Treasure by Victor Appleton is given by Ashed Phoenix - Million Book Edition