FRANCE-Deluxe proof (1946) Becquerel. Deluxe sheet. 50th anniversary of discovery of radioactivity. Scott No B202, Yvert No 749. Hard to find! (ImageA)

NAURU-Letter (1958) A Bomb Test. Letter sent from Nauru on July 23, 1958 from a lieutenant in the 4951st Support Ron. One day earlier, 2 A-Bomb tests took place in the nearby Marshall Islands: a 62-kiloton detonation at Bikini atoll (Juniper) and a 195 -kiloton explosion at Eniwetok (Olive). (ImageA)

U.S.A.-Cancelation (1964) Nuclear merchant ship Savannah. Special cancel on postal card commemorating first port of entry (Bremerhaven) of the first nuclear powered merchant ship. (ImageA)

FRANCE-Deluxe proof (1965) Atomic Reactor. Deluxe sheet. 20th anniversary of AEC. Scott No 1135, Yvert No 1462. Scarce! (ImageA)

FRANCE-Deluxe proof (1967) Marie Curie. Deluxe sheet. Scott No 1195, Yvert No 1533. (ImageA)

FRANCE-Deluxe proof (1975) Atom diagram* and waves. Meter Convention Document. Scott No 1435. Yvert No 1844. Centenary of International Meter Convention. Deluxe Sheet. (ImageA)

FRANCE-Deluxe proof (1981) Louis Armand. Deluxe sheet. Scott No B532, Yvert No 2148. Railway engineer who became first chair of EURATOM. (ImageA)

CONGO-Imperforate (1984) Nuclear explosion. Victim. Imperforate block of 4. Scott No 692, Yvert No 719. (ImageA)

FRANCE-Deluxe proof (1998) Discovery of Radium centennial. Bloc gommé. Scott No 2690, Yvert No 3210. (ImageA)