Science on stamps

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  Poland 1977 Polish Congress of Technology 1z50 unmounted mint, SG 2483 £2.00
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  Tadjikistan 2000 Einstein (with Churchill, Satchmo & N Armstrong) perf souvenir sheet unmounted mint with Scout logos in margin £4.95
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  Belgium 1956 Ernest Solvay (scientist) 20c+5c (from Cultural Fund set) unmounted mint, SG 1561 £2.95
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  United States 1951 75th Anniversary of US Chemical Society on illustrated cover with first day cancel, SG 999 £3.95
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  United States 1957 50th Anniversary of Oklahoma Statehood on illustrated cover with first day cancel, SG 1094 £3.95
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  United States 1983 Joseph Priestly (discover of Oxygen) 20c on illustrated cover with first day cancel, SG 2026 £3.95
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  United States 1980-88 Great Americans - Rachel L Carson 17c on illustrated cover with first day cancel, SG 1825 £3.95
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  Ghana 1964 International Quiet Sun Year set of 3 in issued colours unmounted mint, SG 332-34 £2.95
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  Cuba 1996 Scientists perf set of 5 unmounted mint, SG 4046-50 £4.50
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  United States 1976 American Chemical Society on illustrated cover with first day cancel, SG 1665 £3.95
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  United States 1973 500th Birth Anniversary of Nicolas Copernicus (astronomer) on illustrated cover with first day cancel, SG 1489 £3.95
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  United States 1983 Science and Industry on illustrated cover with first day cancel, SG 2015 £3.95
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  United States 1980 Black Heritage - Benjamin Banneker (astronomer & mathematician) on illustrated cover with first day cancel, SG 1787 £3.95
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  United States 1984 Health Research on illustrated cover with first day cancel, SG 2084 £3.95
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  United States 1948 Dedication of Palomar Mountain Observatory on illustrated cover with first day cancel, SG 963 £3.95
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  United States 1947 Birth Centenary of Thomas A Edison (scientist) on illustrated cover with first day cancel, SG 942 £3.95
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  Equatorial Guinea 1973 500th Birth Anniversary of Copernicus perf set of 3 sheetlets in gold with white background, unmounted mint, Mi BL99-101 £16.50
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  Sierra Leone 1985 40th Anniversary of United Nations Organisation perf set of 3 unmounted mint, SG 918-20 £4.50
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  Russia 1971 Birth Centenary of Lord Rutherford (physicist) very fine used, SG 3973* £2.00
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  Nicaragua 1981 Satellites complete perf set of 7 unmounted mint SG 2311-17 £4.50
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  France 1973 Red Cross Fund - Louis Pasteur (scientist) unmounted mint, SG 1994 £2.00
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  France 1965 20th Anniversary of Atomic Energy Commission 60c unmounted mint, SG 1694* £2.00
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  France 1970 Red Cross Fund - Maurice de Broglie (physicist) superb cds used SG 1861* £2.00
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  France 1970 Red Cross Fund - Edouard Branly (scientist) superb cds used SG 1860 £2.00