The Home Radio How to Make and Use It, Verrill, A. Hyatt. Published by Harper & Brothers, New York, 1922. First Edition. 12mo – over 6¾” – 7¾” tall. 105pp with diagrams; rear ads; laid in T. Eaton Co. advertisement supplement for radio sets and parts. Dark yellow pictorial cloth, printed in blue. In very nice condition; ghost mark to free endpaper from laid in ad; a few edge thumbmarks, light soiling and wear to boards.
Topics include: Principles of Wireless Telephony, Receiving Sets, Reading Diagrams, Tools and Supplies Required, Aerials and How to Install Them, Air-Gaps and Lightning Switches, Counterpoise, Condensers, Transformers, Ammeters, A Simple Crystal Receiving Set, Crystal Detectors and How to Make One, Loose Coupled Coils, Amplifiers, Vacuum Tube Receiving Sets, Simple 5 Watt Transmitters. Alpheus Hyatt Verrill, known as Hyatt Verrill, (1871-1954) was an American zoologist, explorer, inventor, illustrator and authored many natural history books. Verill also wrote several adult and juvenile science fiction books including a children series titled “The Radio Detectives”.