Comics Code Authority 4" Magnet.
I thought these were long gone but I just unearthed a few while looking for something else.
![Trail Colt #1 [nn], A1 #24, ME Publications, June 1949, 10¢ cover by Graham Ingels, Frazetta story](https://d2j6dbq0eux0bg.cloudfront.net/images/7458087/3092017238.jpg "Trail Colt #1 [nn], A1 #24, ME Publications, June 1949, 10¢ cover by Graham Ingels, Frazetta story")
