10.—The S. & C. Series. Price 1/6 net.

INVENTIONS

How to Protect, Sell, and
Buy Them

BY

F. B. WRIGHT

118 pages of Text

No. 11.—The S. & C. Series. Price 1/6 net.

Making
Wireless Outfits

A CONCISE AND SIMPLE EXPLANATION ON THE
CONSTRUCTION AND USE OF
INEXPENSIVE WIRELESS EQUIPMENTS UP TO 100 MILES

By

NEWTON HARRISON, E. E.

With 27 Illustrations and 61 pages of Text

No. 12.—The S. & C. Series. Price 1/6 net.

Wireless
Telephone Construction

A Comprehensive Explanation of the Making of a
Wireless Telephone Equipment for Receiving and Sending
Stations with Details of Construction

BY

NEWTON HARRISON, E. E.

With 43 Illustrations and 74 pages of Text

No. 13.—The S. & C. Series. Price 1/6 net.

Practical Electrics

A Universal Handy Book

ON

ELECTRIC BELLS, BATTERIES, ACCUMULATORS,
DYNAMOS, MOTORS, INDUCTION AND INTENSITY COILS,
TELEPHONES, MICROPHONES, PHONOGRAPHS,
PHOTOPHONES, ETC.

With 124 Illustrations and 135 pages of Text

No. 14.—The S. & C. Series. Price 1/6 net.

How To Build
A
BI-PLANE GLIDER

A PRACTICAL HANDBOOK ON ITS
CONSTRUCTION AND USE

BY

ALFRED POWELL MORGAN

31 Illustrations and 60 pages of Text

No. 15.—The S. & C. Series. Price 1/6 net.

Model
Vaudeville Theatres

BY

Norman H. Schneider

With 34 Illustrations and 90 pages of Text

No. 16.—The S. & C. Series. Price 1/6 net.

THE FIREMAN'S GUIDE
AND HANDBOOK ON THE
CARE OF BOILERS

BY

KARL P. DAHLSTROM, M.E.

No. 17.—The S. & C. Series. Price 1/6 net.