This is the Bluebird Bus wing used in the 1950s and into the 1960s. Die struck in brass and gold plated. 3 1/8 inches across in size. The motto "YOUR CHILDREN'S SAFETY IS OUR BUSINESS". There is a bar suspended by two jump wings with "ARMUTH 63" engraved into the front side. Maker marked on the reverse side "HERFF-JONES". Pin back with a roll locking pin catch.