Robert koch: Did you mean...?

Title pages of two editions of The Honorable Historie of Frier Bacon and Frier Bongay by Robert Greene (c. 1558-1592), reproduced in The Plays & Poems of Robert Greene, 1905.

A posthumous portrait of the celebrated scientist Robert Hooke (1635-1703), a key figure in the Scientific Revolution. Painted by Rita Greer in 2009. (Department of Engineering Science, Oxford University)

A microscope of the type invented by the English scientist Robert Hooke (1635-1703). Made between 1671 and 1700. The device on the left, designed by Hooke, is a scotoscope which helped better illuminate the specimen under...

Robert Guiscard (c. 1015-1085 CE) was a Norman knight who fought with success against the Byzantine and Arab Empires. Painting by Merry-Joseph Blondel (1781–1853 CE). (Palace of Versailles, France)

A c. 1560 CE portrait attributed to Steven van der Meulen of Robert Dudley, 1st Earl of Leicester (l. c. 1532-1588 CE) and favourite of Elizabeth I of England (r. 1558-1603 CE). (The Wallace Collection, London)

An 1818 painting by Benjamin West showing Robert Clive (1725-1774), Governor General of Bengal and representative of the East India Company, meeting the Mughal emperor Shah Alam in 1765 to gain tax collecting rights. (British...

A c. 1760 painting showing Robert Clive (1725-1774) and Mir Jafar, future nawab of Bengal, after the battle of Plassey, 23 June, 1757. (National Portrait Gallery, London)

A c. 1564 CE portrait of Robert Dudley, 1st Earl of Leicester (l. c. 1532-1588 CE). Dudley's coat of arms is shown in the background. (Waddesdon Manor, Buckinghamshire, England)

A bust of Robert the Bruce, King of Scotland (r. 1306-1329 CE). (Wallace Monument, Stirling, Scotland)

Portrait of Confederate General Robert E. Lee (1807-1870) by Julian Vannerson, March 1864. Library of Congress, Washington, D.C.