1. BRITISH SCIENTISTS

2. WILLIAM HARVEY (1578-1657) PHYSICIAN Discovered: CIRCULATION OF THE BLOOD

3. Sir ISAAC NEWTON (1642-1727) MATHEMATICIAN PHYSICIST ASTRONOMER PHILOSOPHER Discovered: THE METHOD OF FLUXIONS; THE LAW OF GRAVITATION Invented: THE REFLECTING TELESCOPE

4. JAMES WATT (1736-1819) ENGINEER Invented: UNIVERSAL STEAM ENGINE; COPYING MACHINE

5. WILLIAM HERSCHEL (1738-1822) ASTRONOMER Discovered: THE PLANET URANUS; BINARY STARS; TWO SATELLITES OF SATURN; INFRA-RED RAYS FROM THE SUN

6. EDWARD JENNER (1749-1823) PHYSICIAN Introduced: VACCINATION

7. DANIEL RUTHERFORD (1749-1819) PHYSICIAN CHEMIST BOTANIST Discovered: NITROGEN

8. Sir HUMPHRY DAVY (1778-1829) CHEMIST PHYSICIST Prepared: NITROUS OXIDE (LAUGHING GAS) Invented: SAFETY LAMP (DAVY LAMP)

9. GEORGE STEPHENSON (1781-1848) ENGINEER FATHER OF THE RAILWAYS Designed: LOCOMOTIVE

10. MICHAEL FARADAY (1791-1867) PHYSICIST, CHEMIST FATHER OF THE ELECTRIC MOTOR Discovered: ELECTROMAGNETIC INDUCTION; DIAMAGNETISM; ELECTROLYSIS

11. HENRY BESSEMER (1813-1898) ENGINEER INVENTOR BUSINESSMAN Invented: BESSEMER PROCESS FOR THE MANUFACTURE OF STEEL

12. CHARLES DARWIN (1809-1892) NATURALIST Created: THE THEORY OF EVOLUTION

13. Sir JAMES YOUNG SIMPSON (1811-1870) DOCTOR Discovered: THE ANAESTHETIC PROPERTIES OF CHLOROFORM

14. WILLIAM THOMPSON KELVIN (1824-1907) PHYSICIST ENGINEER Founded: PRESENT-DAY THERMODYNAMICS

15. Sir JOSEPH LISTER (1827-1912) SURGEON Introduced: ANTISEPTIC SURGERY STERILISING SURGICAL INSTRUMENTS

16. JAMES CLERK MAXWELL (1831-1879) PHYSICIST Introduced: KINETIC THEORY OF GASES; THEORY OF THE ELECTRO-MAGNETIC FIELD

17. JAMES DEWAR (1842-1923) CHEMIST PHYSICIST Invented: VACUUM FLASK

18. ALEXANDER GRAHAM BELL (1847-1922) ENGINEER Invented: TELEPHONE

19. ERNEST RUTHERFORD (1871-1937) PHYSICIST Distinguished: TWO TYPES OF RADIATION (ALPHA AND BETA) Investigated: THE DECAY OF THE ELEMENTS; THE CHEMISTRY OF RADIOACTIVE SUBSTANCES