American Museum of Atomic Energy Neutron Irradiated 1959 Roosevelt Dime - Uncirculated KM.619 2 g Diameter 23

2 g Diameter 23

This is the Burnished Uncirculated version of the Connecticut

Reverse of 1842 type

2 - 1953-S Washington Quarters

Unfortunate pen mark in the left obverse field and a reverse stain on the reverse

American Museum of Atomic Energy Neutron Irradiated 1959 Roosevelt Dime - Uncirculated KM.619 2 g Diameter 23Here 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