TABLE OF CONTENTS; Illustrations; Table of Illustrations; DEDICATION; I -- Overture and Variations; II -- Andy, the Young Super; III -- Bottled-Up Railroad; IV -- Nancy Hart's New Dress; V -- The Youngest Op; VI -- Wire Will-o-the-Wisps; VII -- Bunnell on the Job; VII -- Cracker-Box Operator; IX -Night Escape; X -- A Telegrapher's Temptation; XI -- The Adventures of John Lonergan; XII -- The Army's Life Line; XIII -- The President and the Operators; XIV -- Towards the End