Copyrighted, 1918, BY W. A. WILDE COMPANY All rights reserved THE SECRET WIRELESS
To WALTER K. RHODES, A.M., E.E., PROFESSOR OF ELECTRO-TECHNICS IN BUCKNELL UNIVERSITY, TO WHOSE KINDLY HELPFULNESS IS DUE WHATEVER OF TECHNICAL MERIT THERE MAY BE IN THIS AND COMPANION STORIES OF THE "WIRELESS," This Book is Dedicated