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You searched for Creator ArtCraft Remove constraint Creator: ArtCraft Rights No Known Copyright Remove constraint Rights: No Known Copyright Subject Postage stamps Remove constraint Subject: Postage stamps Subject First day covers (Philately) Remove constraint Subject: First day covers (Philately)
Cachet created by ArtCraft includes depictions of an Atomic Research Center. Stamp depicts a mushroom cloud from a nuclear explosion crossed out with an "x".
- Creator ArtCraft
- Subject Treaty on the Non-proliferation of Nuclear Weapons (1968 June 12), Treaties, Science on postage stamps, Commemorative postage stamps, First day covers (Philately), Postage stamps, Nuclear nonproliferation, Nuclear energy--Research--Laboratories, United Nations, Cachets (Philately), and Postmarks