Image from Wikimedia Commons
Library of the London School of Economics and Political Science -
Contemporary photograph - Public Domain
Félix Nadar - Public Domain
Theodor John - Public Domain
Unknown -
Achille Devéria - Public Domain
[Royal] Institute of Chemistry of Great Britain and Ireland. - Public Domain
Public Domain
unknown - Public Domain
Igor Palmin - CC BY-SA 2.0
Eugène Charles Picou (1831-1914) - Public Domain
Image from Wikimedia Commons
Library of the London School of Economics and Political Science -
Phillips, A. W. H. (Alban William Housego), 1914-1975
Image from Wikimedia Commons
Contemporary photograph - Public Domain
Casement, John Stephen, 1829-1909
Image from Wikimedia Commons
Félix Nadar - Public Domain
Regnault, Alice, 1849-
Image from Wikimedia Commons
Theodor John - Public Domain
Bunge, Gustav von 1844-1920
Image from Wikimedia Commons
Tecumseh, Shawnee Chief, 1768-1813
Image from Wikimedia Commons
Burns, R. Nicholas, 1956-
Image from Wikimedia Commons
Unknown -
Mombert, Alfred, 1872-1942
Image from Wikimedia Commons
Criss, Francis, 1901-1973
Image from Wikimedia Commons
Krumm, Michael, 1970-
Image from Wikimedia Commons
Drachmann, Holger, 1846-1908
Image from Wikimedia Commons
Ralston, Esther, 1902-1994
Image from Wikimedia Commons
Seward, William, 1747-1799
Image from Wikimedia Commons
Carpeaux, Jean-Baptiste, 1827-1875
Image from Wikimedia Commons
Achille Devéria - Public Domain
Devéria, Achille, 1800-1857
Image from Wikimedia Commons
Blest, Gana Alberto 1830-1920
Image from Wikimedia Commons
[Royal] Institute of Chemistry of Great Britain and Ireland. - Public Domain
Wright, C. R. Alder (Charles Romley Alder), 1844-
Image from Wikimedia Commons
Norman, Donald A.
Image from Wikimedia Commons
Palladio, Andrea, 1508-1580
Image from Wikimedia Commons
Gummer, Don, 1946-....
Image from Wikimedia Commons
Jarman, John, 1915-1982
Image from Wikimedia Commons
Public Domain
Blanchard, Newton C. (Newton Crain), 1849-1922
Image from Wikimedia Commons
Du Pont, Alfred Victor, 1798-1856
Image from Wikimedia Commons
unknown - Public Domain
Vogl, Heinrich, 1845-1900
Image from Wikimedia Commons
Burnett, Edward, 1849-1925
Image from Wikimedia Commons
Igor Palmin - CC BY-SA 2.0
Likhachev, Dmitriĭ Sergeevich
Image from Wikimedia Commons
unknown - Public Domain
Bauer, Franz Andreas, 1758-1840
Image from Wikimedia Commons
Public Domain
Wedge, John Helder, 1793-1872
Image from Wikimedia Commons
Burrill, James, 1772-1820
Image from Wikimedia Commons
Butts, Mary, 1890-1937
Image from Wikimedia Commons
Eugène Charles Picou (1831-1914) - Public Domain
Monson, Edmund, Sir, 1834-1909