This is a nice lid, measuring 2 1/2 inches in diameter. It is embossed in the center "CFJ Co.". Around the edge of the lid is embossed "Mason's Improved Trademark Registered May 23 87".
Thanks for looking!
"Atlas E-Z Seal" Jar - Green with Gold Swirls!
Atlas Special Mason Jar
Atlas Strong Shoulder Mason Miniature Bank
Australian Fowlers #20 Jar