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Language French Remove constraint Language: French Language English Remove constraint Language: English Place Canada Remove constraint Place: Canada Subject Science on postage stamps Remove constraint Subject: Science on postage stamps

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    • 1956

    Stamp depicts aspects of chemistry and related sciences. The design depicting a laboratory vessel is illustrative of the scientific equipment used widely for research in the chemical industry. A representative chemical…

    • 1971

    Cachet includes two depictions of Lord Rutherford and text, "World Famous Scientist Pioneering in Radioactivity and Nuclear Physics." The research program in the field of radioactivity undertaken by Rutherford at…