KEI3870779: Isabel Greenburg, Edinburgh International Book Festival 2014 (photo) / Bridgeman Images

LLJ586467: The new bridge over the River Thames at Putney (engraving), English School, (19th century) / Bridgeman Images

LLJ606396: Yellow drawing room, Holland House (engraving), English School, (19th century) / Bridgeman Images

LLE5231483: Igor Kurchatov, Russian nuclear physicist, one of the developers of the Soviet atom bomb, 1971 (colour litho), Russian School, (20th century) / Bridgeman Images

QGA932288: Eastern Grey Kangaroo / Bridgeman Images

QGA932291: Peacock / Bridgeman Images

QGA932365: Chamois / Bridgeman Images

QGA932381: Oriole / Bridgeman Images

QGA932400: Wasp / Bridgeman Images

QGA932481: Winter moth / Bridgeman Images

QGA935117: Ornament / Bridgeman Images

QGA932918: Silkmoth / Bridgeman Images

QGA933827: Belladonna / Bridgeman Images

QGA933942: Brown trout / Bridgeman Images

QGA933191: Aesculus: flower with bumble bee / Bridgeman Images

QGA933387: Black howler / Bridgeman Images

QGA934059: Buckwheat / Bridgeman Images

QGA934178: Medlar / Bridgeman Images

QGA934280: Belladonna / Bridgeman Images

QGA936946: Nile crocodile / Bridgeman Images

QGA936947: Tarantula / Bridgeman Images

QGA936419: Autograph: Johannes Schilling / Bridgeman Images

QGA936424: Autograph: Garibaldi / Bridgeman Images

QGA936440: Autograph: Maria Theresia / Bridgeman Images

QGA936653: Lucas Cranach the Elder (1472–1553), German Renaissance painter and printmaker in woodcut and engraving / Bridgeman Images

QGA936692: Vasco da Gama (ca. 1469 – 1524), Portuguese explorer / Bridgeman Images

QGA936702: Johannes Gutenberg (c. 1398–1468), inventor of movable type printing / Bridgeman Images

QGA936717: Hermann von Helmholtz (1821 – 1894), German physician and physicist / Bridgeman Images

QGA936719: Johann Gottfried von Herder (1744 – 1803), German philosopher, theologian, poet, and literary critic / Bridgeman Images

QGA936720: Andreas Hofer (1767–1810), Tyrolean innkeeper and rebel / Bridgeman Images

QGA936722: Hans Holbein the Elder (c. 1460 – 1524) was a German painter / Bridgeman Images

QGA936753: Pope Leo X (1475 - 1521) / Bridgeman Images

QGA936769: Fernão de Magalhães (Fernão de Magalhães), Portuguese explorer who led the first expedition around the world. / Bridgeman Images

QGA936783: Gerardus Mercator, a 16th-century Flemish cartographer / Bridgeman Images

QGA936794: Naser al-Din Shah Qajar (1831–1896), Shah of Persia / Bridgeman Images

QGA936804: Pericles, Perikles (c. 495 – 429 BC), statesman, orator, and general of Athens / Bridgeman Images