Jim Cox, a leading radio historian, is an award-winning author of numerous books on the subject. A retired college professor, he lives in Louisville, Kentucky.

• Table of ContentsAcknowledgments      Preface      Chronology: A Mr. Keen Radio Almanac      1. The Aural Sleuth: Murder and Mayhem on the Air      2. Origins of a Supersleuth      3. Lost and Found      4. The Tracer as Chaser      5. Funny Business      6. Hired Guns      7. Sold on Radio      Radio Episode Guide      Notes      Bibliography      Index

“Great job of research...writing is excellent...one of the most enduring shows of the classic period of radio”—Radio Recall; “comprehensive...what any book about old-time radio should be…definitely belongs in every OTR library”—SPERDVAC Radiogram; “exhaustively researched...superlative”—RadioGrams; “intensively and thoroughly researched...uncovered much new information...highly entertaining and enlightening”—Old-Time.com; “extensive amount of information...Cox has produced another great book...very thorough and well researched”—Illustrated Press; “many entertaining anecdotes...collectors will be intrigued”—Radio Historical Association of Colorado; “presenting a clear image of the characters, Jim Cox goes to extraordinary care and research to bring the reader as much as he can about Mr. Keen”—Penguin Comics Unlimited.