- (May be the largest in the world.)
Art reproduced from image depicting Mendeleev's Periodic System on on the wall of the Mendeleev Institute of Weights and Measures.
Depicts Albert Einstein and his formula for mass-energy equivalence.
Soviet postage stamp commemorating the 20th anniversary of the Institute for Nuclear Research of the Russian Academy of Sciences
Stamp published by the Soviet Union depicts images of an atom and the Institute for Nuclear Research of the Russian Academy of Sciences.
Stamp issued to publicize the 20th Congress of the International Union of Pure and Applied Chemistry (IUPAC), held in Moscow, July 12-18. The names of both the organization and the host city are spelled with chemical…
First Day Cover commemorating United Nations efforts for the cessation of nuclear testing and preservation of humanity
Cachet and stamp depict a mushroom cloud from a nuclear weapons test. Cachet was created by Fleetwood and the stamp was commissioned by the United Nations Postal Administration. Postmark depicts the United Nations…
Stamp depicts chemical glassware, electron microscope, molecule, and microscopic view of cell.
In the amount of one thousand, this company scrip issued by Georgi Dimitrov Chemical Company is printed to look like a banknote. Verso of scrip has an illustration of the chemical complex, which is bustling with…
Stamp printed in USSR shows bomb, globe, model of an atom, Sputniks, and a ship.