Kennedy Half Dollar, 1964 to Date

Kennedy Half Dollar was struck with 0.900 Silver the first year then reduced silver content through 1970s and in later years in copper-nickel. A few pieces date 1971-D and 1977-D were struck in sliver clad composition by error.
The obverse design by Gilroy Robert - President John F Kennedy Portrait and the reverse was design by Frank Gasparror - a modern version of heraldic eagle. The 1976 Bicentennial design features a depiction of Independence Hall.