| PAGE | ||
| “A Word to You” | vii | |
| CHAPTER | ||
| I. | The First of the Submarines | 1 |
How the Submarine Came to Be.—The Development of
the Submarine.—The First Submarine Boat.—A Submarine
of the Revolution.—The First Torpedo Fired by a Submarine.—Robert
Fulton’s Submarine.—The Earliest Steam
Propelled Submarine.—The Coming of the Torpedo-Tube
Submarine.—The Invention of the Electric Submarine.—What
the Gas Engine Did for the Submarine.—The Two
Types of Submarines. |
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| II. | How to Make and Work a Model Submarine | 23 |
The Ballast Tank.—The Air Control Mechanism.—About
the Power Plant.—The Pusher Control Device.—The Propeller-Shaft.—Installing
the Motor.—Ballasting the Boat.—Making
the Superstructure.—And Now the Conning Tower.—Setting
the Propeller.—Putting on the Rudder.—Painting
Your Craft.—How to Work Your Submarine. |
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| III. | How a Real Submarine Is Made and Works | 51 |
The Parts of a Submarine.—How the Hull Is Made.—What
the Superstructure Is.—The Outside of the Conning
Tower.—A Look Inside of the Hull.—A Peep into the
Conning Tower.—Now the Navigating Compartment.—Next,
the Diving Control Compartment.—The Four States
of the Submarine.—How a Submarine Dives.—The Ballast
Pumps and What They Do.—What the Buoyancy Tanks
Are For.—Compressed Air and Air-Compressor Pumps.—Inside
the Torpedo Compartment.—Why Trimming Tanks
Are Used.—In the Mine Compartment.—And Last of All,
the Sea Anchor.—Where the Crew of a Submarine Lives. |
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| IV. | The Heart of the Submarine | 73 |
What a Good Power Plant Is.—The Faults of the Steam
Engine.—When the Gasoline Engine Came.—How the
Gasoline Engine Works.—The Last Word in Submarine
Engines.—Why an Electric Power Plant Is Needed.—The
Dynamo-Motor and Storage Battery System. |
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| V. | Making and Shooting the Torpedo | 91 |
The First Submarine Torpedoes.—How to Make a Model
Submarine Torpedo.—The Body of the Torpedo.—Your
Torpedo in Action.—How a Real Torpedo Is Made.—The
Detonating, or Firing Mechanism.—The Engine that Drives
the Torpedo.—How a Torpedo Is Shot at a Ship.—A Torpedo
with a Cannon in It. |
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| VI. | Making the Submarine Deadlier | 115 |
Arming the Submarine with Guns.—The Need of a Quick-Action
Gun.—The Spring Action Gun.—The Compressed
Air Action Gun.—How a Submarine Lays Mines.—Kinds
of Submarine Mines.—How the Mines Are Made. |
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| VII. | The Wonderful Eye of the Submarine | 129 |
How the Eye of the Submarine Got Its Name.—The First
Submarine Eye, or Periscope.—How to Make a Simple
Periscope.—The Modern Lenticular Periscope.—How the
Telescope Is Made.—The Latest Type of Periscope.—The
Limited Use of the Periscope.—The New Enemy of the
Submarine. |
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| VIII. | The Marvelous Tongue and Ears of the Submarine | 143 |
The Tongue and Ears of a Submarine.—Kinds of Signaling
Systems.—The Wigwag Way of Signaling.—The Flashlight
System.—The Wireless Telegraph System.—Underwater
Signaling Systems.—The Electric Current, or Conductivity
System. |
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| IX. | The Crew of the Submarine | 159 |
Conditions on Early Submarine Craft.—When Crews Were
Hard to Sign.—What the Base-Ship Is For.—How Men
Are Trained for Submarine Duty.—The Complement of
a Submarine.—Breaking in Raw Recruits.—The Conditions
in War Time. |
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| X. | How the Submarine Attacks | 171 |
The Uses of the Submarine.—The Submarine as a Scout.—The
Submarine as a Blockader.—How a Submarine Attacks
a Merchantman.—When Submarines Attack in Pairs. |
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| XI. | The New Submarine Chasers | 185 |
Schemes for Outwitting the Submarine.—Plans for Destroying
the U-Boats.—Kinds of Submarine Chasers.—How
the Chaser Chases a Submarine.—Shooting the Guns
of the Chaser.—Submarine Air Chasers.—A Way to Lift
the U-Boat Blockade. |
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| XII. | The Last Word in Submarines | 199 |
Uncle Sam’s Latest Submarines.—The Great Blockades of
the Warring Nations.—The First of the Merchant Submarines.—Some
Facts About the Deutschland.—How the
United States Can Break the Blockade.—When Submarine |
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