Image from Wikimedia Commons
Vinit11 - CC BY-SA 4.0
Brooklyn Museum - Public Domain
unknown photographer (Elsevier Photo Collection) -
unknown - Public Domain
Cultura Banco de la República - Public Domain
Ф. С. Рокотов - Public Domain
Rudolph HoffmannFoto: Peter GEymayer - Public Domain
No coneguts -
JaSunni - CC BY-SA 3.0
:fr:Markus3 - CC BY-SA 3.0
unknown -
Dukeofsully3 - CC BY-SA 4.0
Michel-georges bernard - CC BY-SA 3.0
Image from Wikimedia Commons
Vinit11 - CC BY-SA 4.0
Chartrand, Gary.
Image from Wikimedia Commons
Brooklyn Museum - Public Domain
Culin, Stewart, 1858-1929
Image from Wikimedia Commons
unknown photographer (Elsevier Photo Collection) -
Vestdijk, Simon, 1898-1971
Image from Wikimedia Commons
unknown - Public Domain
Wittenmyer, Annie, 1827-1900
Image from Wikimedia Commons
Couturier, Robert, 1905-
Image from Wikimedia Commons
Holcomb, Marcus H. (Marcus Hensey), 1844-1932
Image from Wikimedia Commons
Wallace, Alfred Russel, 1823-1913
Image from Wikimedia Commons
McDonald, Howard S. (Howard Stevenson), 1894-1986
Image from Wikimedia Commons
Cultura Banco de la República - Public Domain
Valencia, Guillermo, 1873-1943
Image from Wikimedia Commons
Ф. С. Рокотов - Public Domain
Catherine II, Empress of Russia, 1729-1796
Image from Wikimedia Commons
Bunge, N. Kh. (Nikolaĭ Khristianovich), 1823-1895
Image from Wikimedia Commons
O'Reilly, Bill, 1905-
Image from Wikimedia Commons
unknown - Public Domain
Bernstein, Felix, 1878-1956
Image from Wikimedia Commons
Rudolph HoffmannFoto: Peter GEymayer - Public Domain
Schwann, Theodor, 1810-1882
Image from Wikimedia Commons
No coneguts -
Hopkinson, John, 1849-1898
Image from Wikimedia Commons
Peabody, Robert Swain, 1845-1917
Image from Wikimedia Commons
JaSunni - CC BY-SA 3.0
Johnson, George Clayton.
Image from Wikimedia Commons
:fr:Markus3 - CC BY-SA 3.0
Rydell, Mark, 1934-....
Image from Wikimedia Commons
Michelstaedter, Carlo, 1887-1910
Image from Wikimedia Commons
Lorenzo di Credi, approximately 1460-1537
Image from Wikimedia Commons
Sametz, Steven, 1954-
Image from Wikimedia Commons
unknown -
Tresham, Francis, 1567?-1605
Image from Wikimedia Commons
Flamel, Nicolas, -1418
Image from Wikimedia Commons
Lederer, Francis, 1899-2000
Image from Wikimedia Commons
Vaughn, Robert, 1836-1918
Image from Wikimedia Commons
Pasta, Giuditta Maria Costanza, 1797-1865
Image from Wikimedia Commons
Dukeofsully3 - CC BY-SA 4.0
Goddard, John, 1926-
Image from Wikimedia Commons
Michel-georges bernard - CC BY-SA 3.0
Scutenaire, Louis, 1905-1987
Image from Wikimedia Commons
unknown -
Konev, I. S. (Ivan Stepanovich), 1897-1973
Image from Wikimedia Commons
Burnand, F. C. (Francis Cowley), 1836-1917