This CD 121 insulator is embossed on the front Hemingray and No 16 on the back and is the  listing in the book. It is a beautiful yellow green color that is on the darker side. The insulator is in near mint condition with two small 3/16" flakes off the upper wire ridge near the left hand mold line and a drip with a flake off it. A really nice color and condition Hemingray toll insulator. $60.00 plus shipping. Payment by PayPal friends or gift mode or check. More photos available on request.