GERMANY (1964) Cerenkov radiation. Archive photo (See Note) of unaccepted design for 25th anniversary of discovery of nuclear fission by Hahn & Strassmann (neglecting the contribution of Lise Meitner). Scott No 893, Yvert No 311.
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GERMANY (1964) Cerenkov radiation. Archive photo (See Note) of unaccepted design for 25th anniversary of discovery of nuclear fission by Hahn & Strassmann (neglecting the contribution of Lise Meitner). Scott No 893, Yvert No 311.