Image from Wikimedia Commons
Esprqii - CC BY-SA 3.0
unknown - Public Domain
Koncern Ilustrowany Kurier Codzienny - Archiwum Ilustracji - Public Domain
Metallurgist - Public Domain
GDC Graphics - CC BY 2.0
Public Domain
Mats Möller/Sforzando - CC0 1.0
Rob Bogaerts / Anefo - CC BY-SA 3.0
National Photo Company Collection - Public Domain
original uploader - Public Domain
Film World Publishing Co - Public Domain
Anne Hampton Brewster. Albumen photograph, ca. 1874. McAllister Collection. - Public Domain
Image from Wikimedia Commons
Esprqii - CC BY-SA 3.0
Hamerton-Kelly, Robert
Image from Wikimedia Commons
unknown - Public Domain
Dalhousie, George Ramsay, Earl of, 1770-1838
Image from Wikimedia Commons
Koncern Ilustrowany Kurier Codzienny - Archiwum Ilustracji - Public Domain
Jaracz, Stefan, 1883-1945
Image from Wikimedia Commons
Metallurgist - Public Domain
Alexander, Archibald Stevens, 1906-1979
Image from Wikimedia Commons
Dolph, John Henry, 1835-1903
Image from Wikimedia Commons
Perkins, Carl Dewey, 1912-1984
Image from Wikimedia Commons
Thomas, M. Carey (Martha Carey), 1857-1935
Image from Wikimedia Commons
Weismann, August, 1834-1914
Image from Wikimedia Commons
Balzac, Honoré de, 1799-1850
Image from Wikimedia Commons
Cochin, Charles-Nicolas, 1715-1790
Image from Wikimedia Commons
Fernández, María del Rosario 1755-1803
Image from Wikimedia Commons
GDC Graphics - CC BY 2.0
Plummer, Christopher, 1929-2021
Image from Wikimedia Commons
Public Domain
Milburn, Frank W. (Frank William), 1892-1962
Image from Wikimedia Commons
Barbella, Emanuele, 1718-1777
Image from Wikimedia Commons
Godkin, Edwin Lawrence, 1831-1902
Image from Wikimedia Commons
Thompson, Jim, 1906-
Image from Wikimedia Commons
Mats Möller/Sforzando - CC0 1.0
Bucht, Gunnar, 1927-
Image from Wikimedia Commons
Pope, Frank L. (Franklin Leonard), 1840-1895
Image from Wikimedia Commons
Rob Bogaerts / Anefo - CC BY-SA 3.0
Wiesenthal, Simon, 1908-2005
Image from Wikimedia Commons
unknown - Public Domain
Reagan, John H. (John Henninger), 1818-1905
Image from Wikimedia Commons
Suckley, Margaret, 1891-1991
Image from Wikimedia Commons
Lehmbruck, Wilhelm, 1881-1919
Image from Wikimedia Commons
National Photo Company Collection - Public Domain
Sladen, Fred W. (Fred Winchester), 1867-1945
Image from Wikimedia Commons
original uploader - Public Domain
Cavafy, Constantine, 1863-1933
Image from Wikimedia Commons
Hackett, Francis, 1883-1962
Image from Wikimedia Commons
original uploader - Public Domain
Kiel, Friedrich, 1821-1885
Image from Wikimedia Commons
Millay, Edna St. Vincent, 1892-1950
Image from Wikimedia Commons
Film World Publishing Co - Public Domain
Burton, Charlotte, 1882-1942
Image from Wikimedia Commons
Anne Hampton Brewster. Albumen photograph, ca. 1874. McAllister Collection. - Public Domain
Brewster, Anne M. H. (Anne Maria Hampton), 1819-1892
Image from Wikimedia Commons
Crafts, Samuel Chandler, 1768-1853