The production of the bicentennial silver dollar began almost two years prior to its inception, as mint officials deemed there would be little time to prepare the commemorative coins in under a year. There are no dollar coins dated 1975, given America's 1976 bicentennial. These Eisenhower dollars contain a 60% copper and 40% silver content distribution. The branch was responsible for producing uncirculated and proof strikes of the dollar coin for collectors, as a way to avoid hoarding. The production of Eisenhower dollars made of silver occurred in the San Francisco Mint. Original UNC coins were packed together with a blue plastic mint token
