1 Boy Inventors’ Wireless Triumph
2 Boy Inventors and the Vanishing Gun
3 Boy Inventors’ Diving Torpedo Set
4 Boy Inventors’ Flying Ship
5 Boy Inventors’ Electric Ship
6 Boy Inventors’ Radio Telephone
The “How-to-do-it” Books
These books teach the use of tools; how to sharpen them; to design and layout work. Printed from new plates and bound in cloth. Profusely illustrated. Each book is wrapped in a printed jacket.
Price $1.00 each
1 Carpentry for Boys