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