Table of Contents

Front Matter

Back Matter

How Guns were Invented
How Guns were made to Shoot Straight
Guns that Fire One Thousand Shots per Minute
Giant Guns
What is an Explosive?
How Shells were Invented
How We Came to Make Iron Ships
Ships that Go Under the Sea
Some Questions about Submarines
The Deadly Torpedo
How Torpedoes and Mines are Exploded
A Very Dangerous Occupation
The Eye of the Submarine
Measuring the Distance to the Enemy
Ships that Go Up in the Air
War in the Air