Gideon Algernon Mantell. Mezzotint by W. T. Davey after P. A. T. Senties after J. Mayall John Jabez Edwin Mayall
Thomas Furlong Churchill. Stipple engraving by K. Mackenzie, 1808, after W. H. Watts Walter Henry Watts
Christian Friedrich, Baron von Stockmar. Stipple engraving by F. Holl, 1874, after F. Winterhalter Franz Xaver Winterhalter
Lady Mary Wortley Montagu. Stipple engraving by W. Greatbach, 1844, after C. F. Zincke Christian Friedrich Zincke
Lady Mary Wortley Montagu. Stipple engraving by Caroline Watson, 1813, after J. Richardson, 1719 Jonathan Richardson
Georg Christoph Lichtenberg. Stipple engraving by F.W. Bollinger after J. L. Strecker Johann Ludwig Strecker
Jean-Antoine-Claude Chaptal, Comte de Chanteloup. Heliogravure by Dujardin after a painting by A. J. Gros Antoine-Jean Gros
Two orang-utans wearing clothes and drinking tea. Coloured lithograph by Day & Haghe after W Hawkins W. Hawkins
Astronomy: Thomas Phelps (left) and John Bartlett making astronomical observations in the observatory of the Earl of… James Watson
François Doublet. Stipple engraving by B. Roger, 1809, after C. N. Cochin, junior, 1787 Charles-Nicolas Cochin
Queen Anne, holding an orb and a sceptre. Mezzotint by J. Faber after J. Closterman, 17-- John Closterman
Jean-Jacques Rousseau. Stipple engraving by R. Hart after M.-Q. de La Tour Maurice Quentin de La Tour
Friedrich Wilhelm Bessel. Reproduction of line engraving by E. Mandel after Wolff Johann Eduard Wolff
Sir Benjamin Thompson, Count von Rumford. Mezzotint by J. R. Smith, 1801, after himself John Raphael Smith