Vintage Solid Copper Thunderbird Necklace Bell Trading Post

Vintage solid copper chain and pendant necklace by Bell Trading Post. It has the old bell hallmark on the back. The pendant is a large Thunderbird that measures 3" tall by 1 5/8" wide. Chain measures 30" long and it is tarnished. Pendant has a few verdigris spots on the back. Weight: 34.3 grams. C. 1960.