Science on stamps

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  Great Britain 1987 Newton's Principles of Mathematics set of 4 unmounted mint, SG 1351-54 £4.50
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  Great Britain 1978 Energy Resources unmounted mint set of 4, SG 1050-53 £2.95
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  Great Britain 1977 Royal Institute of Chemistry Centenary unmounted mint set of 4 SG 1029-32 £2.95
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  Great Britain 1970 Anniversaries unmounted mint set of 5, SG 819-23* £2.95
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  Great Britain 1967 British Discovery & Invention unmounted mint set of 4, SG 752-55 £2.95
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  Great Britain 1966 British Technology unmounted mint set of 4 (ordinary) SG 701-04 £2.95
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  Great Britain 1966 British Technology unmounted mint set of 4 (phosphor) SG 701-04p £2.95
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  Great Britain 1965 Joseph Lister's Discovery of Antiseptic Surgery unmounted mint set of 2 (phosphor) SG 667p-68p £2.95
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  Great Britain 1965 Joseph Lister's Discovery of Antiseptic Surgery unmounted mint set of 2 (ordinary) SG 667-68 £2.95
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  Zimbabwe 1982 Discovery of Tubercle Bacillus by Robert Koch set of 2 fine cds used, SG 620-21* £4.50
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  Russia 1965 Congress of Pure & Applied Chemistry, unmounted mint SG 3147, Mi 3079* £2.00
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  Fujeira 1971 400th Anniversary of Kepler's Birth perf m/sheet unmounted mint, Mi BL 88A £4.95
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  Argentine Republic 1981 Congress on Medicines & Sciences Applied to Sport unmounted mint, SG 1699* £2.00
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  Argentine Republic 1982 Atomic Energy set of 2, SG 1776-77 unmounted mint* £2.95
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  Russia 1966 Definitive set of 12 values unmounted mint, SG 3347-58, Mi 3279-90* £7.80
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  South Africa 1989 Energy Sources set of 4 unmounted mint, SG 696-99 £2.95
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  South Africa 1983 Weather Stations set of 4 unmounted mint, SG 537-40* £2.95
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  South Africa 1979 25th Anniversary of Tellurometer (Radio Distance Measurer) unmounted mint, SG 455* £2.00
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  Bolivia 1992 Death Anniversary of Copernicus perf m/sheet featuring Telecommunications stamps perf'd MUESTRA unmounted mint £17.50
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  Russia 1991 Nobel Prize Winners for Medicine & Physics set of 3 unmounted mint, SG 6252-54, Mi 6197-99* £2.95
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  Pakistan 1991 Scientific Expedition to Antarctica unmounted mint, SG 852* £2.00
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  Chile 1974 Birth Anniversary of Copernicus opt on Observatory unmounted mint, SG 720* £2.00
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  Zimbabwe 1982 Discovery of Tubercle Bacillus by Robert Koch set of 2 unmounted mint, SG 620-21* £2.95
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  Guinea - Conakry 1983 Centenary of Discovery of Tubercle Bacillus set of 7, SG 1089-95 £9.50