HOW IT IS MADE.
Describes in plain language how all kinds of things are made. 222 Illustrations. (10th Edition.) 6s. net.
THINGS TO MAKE.
Explains clearly to boys how to make many things for themselves. 249 Illustrations. (4th Edition.) 6s. net.
THINKING IT OUT.
Goes beyond the plan of "How It Works," explaining clearly the interesting principles on which various wonderful processes depend. Makes a boy think. 308 Illustrations. (2nd Edition.) 6s. net.
VICTORIES OF THE ENGINEER.
Explains the construction of great engineering works, such as railways, bridges, reservoirs, ships, tunnels, etc. 282 Illustrations. (7th Edition.) 6s. net.
A BOOK OF THE SEA.
Al about ships, navigation, diving, lighthouses--in fact, everything in connection with seafaring. 334 Illustrations. (2nd Edition.) 6s. net.