Sir John Frederick William Herschel. Stipple engraving by G. Gabrielli, 1875, after himself Giuseppe Gabrielli
Rudolf Ludwig Karl Virchow. Photogravure by Meisenbach Riffarth & Co. after G. L. Meyn Georg-Ludwig Meyn
Luigi Valentino Brugnatelli. Stipple engraving by Fratelli Bordiga, 1806, after G. Longhi Giuseppe Longhi
Jean Baptiste Bory de St Vincent. Stipple engraving by A. Tardieu after himself, 1826 Ambroise Tardieu
Sir Isaac Newton. Coloured stipple engraving by R. Page, 1818, after Sir G. Kneller, 1702 Godfrey Kneller
Friedrich Heinrich Alexander von Humboldt. Stipple engraving by C. Cook after Emma Gaggiotti-Richards, 1854 Emma Gaggiotti-Richards
Louis-François Elisabeth, Baron Ramond de Carbonnières. Stipple engraving by A. Tardieu, 1823, after himself Ambroise Tardieu
Alexandre-Henri-Gabriel, Comte de Cassini. Stipple engraving by A. Tardieu after himself, 1827 Ambroise Tardieu
Georg Christian Gottlieb, Baron von Wedekind. Stipple engraving by F. Bolt, 1824 Johann Friedrich Bolt
Sir Isaac Newton. Stipple engraving by E. Scriven after L. Allen after L. F. Roubiliac Louis-François Roubiliac
Thomas Pennant. Stipple engraving by W. Ridley, 1793, after T. Gainsborough, 1776 Thomas Gainsborough
Sir John Frederick William Herschel. Stipple engraving by D. J. Pound, 1862, after J. Mayall John Jabez Edwin Mayall
Anthony Ashley Cooper, 7th Earl of Shaftesbury. Stipple engraving by J. Brown after J. Fergus John Fergus
Gideon Algernon Mantell. Mezzotint by W. T. Davey after P. A. T. Senties after J. Mayall John Jabez Edwin Mayall