1824-A French Louis XVIII 20 Franc Gold Coins KM. 712.1 - Extremely Fine Mount Vernon Gamma rays from the antimony

Gamma rays from the antimony are absorbed by the beryllium atoms and a neutron is expelled by the beryllium atom in the process

1882-CC Morgan Dollar - NGC MS 64 - Choice Brilliant Uncirculated

Ships and Aircraft

1881 $5 Liberty Head Gold Coin - About Uncirculated

1824-A French Louis XVIII 20 Franc Gold Coins KM. 712.1 - Extremely Fine Mount Vernon Gamma rays from the antimonySpecifications Composition: Gold Fineness: 0. 9000 Weight: 6. 4516g AGW: 0. 1867oz Mintage: 1,509,784 Design Obverse: Head right Obverse Legend: LOUIS XVIII ROI DE FRANCE Reverse: Crowned arms divide denomination within wreath Notes Ruler: Louis XVIII