By A. HYATT VERRILL.
Cr. 8vo. 7s. 6d.
With about 200 illustrations and diagrams
An up-to-date, concise, simply written book covering every phase of radio communication, with particular attention devoted to radio or wireless telephony.
THE RADIO PATHFINDER
By RICHARD H. RANGER.
Cr. 8vo. 7s. 6d. With numerous illustrations.
The book is written in simple, non-technical language that has the rare quality of being scientifically accurate yet intriguingly interesting. The illustrations are exceptionally good.
HEINEMANN LONDON