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Rights In Copyright Remove constraint Rights: In Copyright Subject Chemists Remove constraint Subject: Chemists Subject Commemorative postage stamps Remove constraint Subject: Commemorative postage stamps

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    • 1938

    The 40th anniversary of the discovery of radium by Marie and Pierre Curie was commemorated in France in 1938 with the release of a semipostal stamp bearing a 50-cent surtax to benefit the International Union Against…

    • 1922 – 1936

    Nine small postage stamps in various denominations issued in commemoration of the 100th anniversary of the birth of Louis Pasteur in 1922. The large semipostal stamp was issued in 1936 and includes a surtax for the…

  1. Postcard image is of Albert Edelfelt's "Pasteur Dans Son Laboratoire" [Pasteur In His Laboratory]. Semipostal stamp depicts Louis Pasteur. Stamp includes surtax for the relief of unemployed intellectuals. A semipostal…