This coin is a 1968 Kennedy Half Dollar. It is notable for being part of the transitional period of U.S. coinage where silver content was being phased out. Struck with a “D”. "D" (Denver): These were the only ones struck for general circulation this year. The 1968 half dollar is a 40% silver-clad coin. It is composed of an outer layer of 80% silver and 20% copper bonded to an inner core of 21% silver and 79% copper.
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