Submarines (Ships)
Free to read here, from Project Gutenberg.
Twenty Thousand Leagues under the Sea
Twenty Thousand Leagues Under the Seas: An Underwater Tour of the World
Vingt mille Lieues Sous Les Mers — Complete
Vingt mille lieues sous les mers
The Rover Boys Under Canvas; Or, The Mystery of the Wrecked Submarine
Aircraft and Submarines
The Boy Volunteers with the Submarine Fleet
The Story of the Submarine
The Rival Submarines
Boy Scouts in the North Sea; Or, The Mystery of a Sub
The Boys' Book of Submarines
The Submarine Boys and the Middies
Submarines, Mines and Torpedoes in the War
Vingt Mille Lieues Sous Les Mers — Part 2
The Diary of a U-boat Commander
Frank Reade, Jr.'s Search for the Silver Whale
Under the Ocean to the South Pole; Or, the Strange Cruise of the Submarine Wonder
The Submarine Hunters: A Story of the Naval Patrol Work in the Great War
The Submarine in War and Peace: Its Development and its Possibilities
20.000 Mijlen onder Zee: Oostelijk Halfrond
The Wizard of the Sea; Or, A Trip Under the Ocean
Motor Matt's Peril; or, Cast Away in the Bahamas
The Motor Boys Under the Sea; or, From Airship to Submarine
Tom Swift and His Submarine Boat; Or, Under the Ocean for Sunken Treasure
Under Arctic Ice
Dave Darrin and the German Submarines
Motor Matt in Brazil; or, Under The Amazon
Frank Reade Jr.'s Submarine Boat; or, to the North Pole Under the Ice.
Motor Matt's Quest; or Three Chums in Strange Waters
The Men Who Wrought
Way of a Rebel
Vingt Mille Lieues Sous Les Mers — Part 1
Seed of the Arctic Ice
The Brighton Boys in the Submarine Treasure Ship
Sign of the Green Arrow
The Sunken Isthmus; or, Frank Reade, Jr., in the Yucatan Channel.
Motor Matt's Submarine; or, The Strange Cruise of the Grampus
Submarine and Anti-submarine
The sea horror
Sæfarinn (Ferðin kring um hnöttin neðansjávar)
20.000 Mijlen onder Zee: Westelijk Halfrond
Lost in the Atlantic Valley; Or, Frank Reade, Jr., and His Wonder, the "Dart"
The Radio Detectives Under the Sea
Motor Matt's Defiance; or, Around the Horn
With Airship and Submarine: A Tale of Adventure
The Submarine Boys and the Spies
Motor Matt Makes Good; or, Another Victory For the Motor Boys
