Robert koch: Did you mean...?

A 16th-century manuscript illustration showing Robert II of Scotland (r. 1371-1390) and his second wife Euphemia, Countess of Moray. From the Froman Armorial. National Library of Scotland, Edinburgh.

An engraving portrait of Robert Boyle (1627-1691), the Anglo-Irish chemist, physicist, and experimental philosopher. In the background is the scientist's celebrated air pump.

An 1850 photograph of the German composer Robert Schumann (1810-1856). Johann Anton Völlner, Hamburg

Robert E. Lee (1807-1870) in his Confederate general uniform, 1863.

A portrait by Nathanial Dance of Robert Clive (1725-1774), Governor General of Bengal and representative of the East India Company. Known as 'Clive of India' for his expansion of EIC interests in the subcontinent, the military commander...

The great seal of Robert II of Scotland (r. 1371-1390 CE).

Robert Guiscard (c. 1015-1085) is proclaimed Duke of Apulia, Calabria, and Sicily by Pope Nicholas II, illustration from the Nuova Cronica of Giovanni Villani, 14th century.

A painting titled Valkyrie's Vigil created by the painter Edward Robert Hughes before 1915. Valkyries were key figures in various Norse sagas that were present in Prose Edda, the Heimskringla and the Njáls Saga. They...

A print portrait of the Angol-Irish scientist Robert Boyle (1627-1691). (Science Museum, London)

A 1929 photograph of the First World War (1914-18) soldier, poet, and author Robert Graves (1895-1985). (Imperial War Museums)