Image from Wikimedia Commons
Angela George - CC BY 3.0
unknown - Public Domain
Contemporary portrait - Public Domain
Wilsom Dias/Agência Brasil -
:en:Harper's Weekly - Public Domain
Mathew Brady - Public Domain
Ελ Γκρέκο - CC BY-SA 4.0
User :nl:Looi -
Sanfy - Public Domain
David Shankbone - CC BY 3.0
James Saxon (fl. 1795–1828) - Public Domain
original uploader - Public Domain
Hubertl - CC BY-SA 4.0
Image from Wikimedia Commons
Angela George - CC BY 3.0
King, Larry, 1933-
Image from Wikimedia Commons
National Museum of Natural History (U.S.)
Image from Wikimedia Commons
unknown - Public Domain
Piatigorsky, Gregor, 1903-1976
Image from Wikimedia Commons
Fletcher, Frank Jack
Image from Wikimedia Commons
Contemporary portrait - Public Domain
Crocker, Uriel, 1796-1887
Image from Wikimedia Commons
Wilsom Dias/Agência Brasil -
Granger, David
Image from Wikimedia Commons
Blasis, Carlo, 1795-1878
Image from Wikimedia Commons
Putti, Lya de, 1896?-1931
Image from Wikimedia Commons
Vlasov, Andreĭ Andreevich, 1900-1946
Image from Wikimedia Commons
:en:Harper's Weekly - Public Domain
Wright, Jonathan Jasper, 1840-1885
Image from Wikimedia Commons
Mathew Brady - Public Domain
Webb, J. Watson (James Watson), 1802-1884
Image from Wikimedia Commons
unknown - Public Domain
Norris, William, 1802-1867
Image from Wikimedia Commons
Potter, Robert, 1799?-1842
Image from Wikimedia Commons
Innocent XIII, Pope, 1655-1724
Image from Wikimedia Commons
Smollett, T. (Tobias), 1721-1771
Image from Wikimedia Commons
Ελ Γκρέκο - CC BY-SA 4.0
Dilke, Charles Wentworth, 1789-1864
Image from Wikimedia Commons
Palmer, A. Mitchell (Alexander Mitchell), 1872-1936
Image from Wikimedia Commons
Lavrin, Janko, 1887-1986
Image from Wikimedia Commons
User :nl:Looi -
Hamer, Ferdinand, 1840-1900
Image from Wikimedia Commons
Sanfy - Public Domain
Munro, Thomas, Sir, 1761-1827
Image from Wikimedia Commons
David Shankbone - CC BY 3.0
Ultra Violet.
Image from Wikimedia Commons
Jameson, Robert, 1774-1854
Image from Wikimedia Commons
James Saxon (fl. 1795–1828) - Public Domain
Phillips, R. (Richard), Sir, 1767-1840
Image from Wikimedia Commons
Eddy, Norman, 1810-1872
Image from Wikimedia Commons
Hendrix, Wanda, 1928-1981
Image from Wikimedia Commons
Colwell, Robert P.
Image from Wikimedia Commons
Kammhuber, Josef
Image from Wikimedia Commons
unknown - Public Domain
Picard, Frank A., 1889-1963
Image from Wikimedia Commons
original uploader - Public Domain
Smith, Roy Campbell, 1858-1940
Image from Wikimedia Commons
Hubertl - CC BY-SA 4.0
Zimmermann, Robert, 1824-1898