THE YOUNG WIRELESS OPERATOR—WITH THE U. S. SECRET SERVICE BOOKS BY LEWIS E. THEISS IN CAMP AT FORT BRADY. A Camping Story. 304 pages. HIS BIG BROTHER. A Story of the Struggles and Triumphs of a Little Son of Liberty. 320 pages. LUMBERJACK BOB. A Tale of the Alleghanies. 320 pages. THE WIRELESS PATROL AT CAMP BRADY. A Story of How the Boy Campers, Through Their Knowledge of Wireless, “Did Their Bit.” 320 pages. THE SECRET WIRELESS. A Story of the Camp Brady Patrol. 320 pages. THE HIDDEN AERIAL. The Spy Line on the Mountain. 332 pages. THE YOUNG WIRELESS OPERATOR—AFLOAT. How Roy Mercer Won His Spurs in the Merchant Marine. 320 pages. THE YOUNG WIRELESS OPERATOR—AS A FIRE PATROL. The Story of a Young Wireless Amateur Who Made Good as a Fire Patrol. 352 pages. THE YOUNG WIRELESS OPERATOR—WITH THE OYSTER FLEET. How Alec Cunningham Won His Way to the Top in the Oyster Business. 328 pages. Cloth Bound—Illustrated by Colored Plates and Photographs [Illustration] The Young Wireless Operator— With the U. S. Secret Service WINNING HIS WAY IN THE SECRET SERVICE By LEWIS E. THEISS ILLUSTRATED BY FRANK T. MERRILL W. A. WILDE COMPANY CHICAGO BOSTON Copyrighted, 1923, By W. A. Wilde Company All rights reserved The Young Wireless Operator—With the U. S. Secret Service Made in U. S. A. To FRANCES WARREN THEISS whose youthful interest in this story, as it grew, chapter by chapter, has been a real inspiration to its maker ∷ ∷ Foreword