American Museum of Atomic Energy Neutron Irradiated 1962 Roosevelt Dime - Uncirculated 1934-A 1940-S Walking Liberty Half Dollar

1940-S Walking Liberty Half Dollar - NGC MS 65 - Gem Brilliant Uncirculated

004 • 1939-D: 3

* This ring cannot be sized

Nice coins

but it definitely needs some work and a good cleaning

American Museum of Atomic Energy Neutron Irradiated 1962 Roosevelt Dime - Uncirculated 1934-A 1940-S Walking Liberty Half DollarHere is an excerpt from a press release from the American Museum of Atomic Energy released in the mid 1950s regarding these dimes: "One of the most popular exhibits in the American Museum of Atomic Energy is a "dime irradiator." To date, more than 250,000 dimes have been irradiated, encased in plastic and returned to their owners as souvenirs. The irradiator works as follows: A mixture of radioactive antimony and beryllium is enclosed in a lead