![Private Label Trade Names on American Pocket Watches: The Non-Magnetic Watch Company: Part 31: The Giles and Gribi Debate: Anti-Magnetic Shield versus Non-Magnetic Alloys img](https://blog.pocketwatchdatabase.com/wp-content/uploads/2021/12/Magnetism-Of-A-Watch-June301888-WesternElectrician-1024x1024.jpg)
Pictured: Illustration Demonstrating the Magnetic Field of a Magnetized Watch, “Magnetism in Watches” by Charles K. Giles, Western Electrician, June 30, 1888 As non-magnetic watches and anti-magnetic shields gained popularity with a growing concern over electromagnetism, each became subject to attacks from interests supporting the...