"The Radio Boys with the Revenue Guards" by Gerald Breckenridge is a children's adventure novel written in the early 20th century. The story follows a trio of boys—Frank, Jack, and Bob—who engage in thrilling escapades involving radio technology, smuggling plots, and mystery as they uncover secrets surrounding their seaside home. Their past experiences with daring adventures set the stage for an exciting summer where they investigate peculiar happenings near Starfish Cove. The opening of the book introduces the main characters as they discuss their previous summer adventures while enjoying their vacation at their radio station on Long Island. As Frank reminisces about past encounters with bandits and smugglers, Jack interrupts him, engrossed in listening to their radio equipment, which has been plagued by mysterious interference. Soon after, their friend Bob arrives, excitedly sharing that he discovered strange tracks left by a peg-legged man leading to a hidden radio station. The boys immediately sense that they are on the brink of a new mystery, prompting them to investigate further and setting the stage for their next adventurous quest. (This is an automatically generated summary.)