Image from Wikimedia Commons
Etan J. Tal - CC BY 3.0
Mathew Brady - Public Domain
unknown - Public Domain
unknown - CC BY-SA 4.0
Internet Archive Book Images -
Elvert Barnes - CC BY-SA 2.0
Biblioteca (BCN) Congreso Nacional de Chile - CC BY 2.0
No photographer named in original source. - Public Domain
Library of Congress? - Public Domain
Public Domain
Who-When-What Company - Public Domain
Contemporary photograph - Public Domain
Unknown, part of the collection of the Venezuelan Education Ministry. - Public Domain
Engraving by Siegmund Jacob Apin (1693-1732), after a painting by Christoph Andreas Gugel (1559-1616) - Public Domain
Milburn McCarty Public Relations. It was not uncommon for a network, program sponsor or studio to distribute publicity information through either an ad or publicity agency. - Public Domain
anonymous -
Image from Wikimedia Commons
Etan J. Tal - CC BY 3.0
Tumarkin, Igael
Image from Wikimedia Commons
Mathew Brady - Public Domain
Morse, Samuel Finley Breese, 1791-1872
Image from Wikimedia Commons
Brown, Matthew, 1776-1853
Image from Wikimedia Commons
unknown - Public Domain
Long, Oscar Fitzalan, 1852-1928
Image from Wikimedia Commons
unknown - CC BY-SA 4.0
Bell, C.F. Moberly (Charles Frederic Moberly), 1847-1911
Image from Wikimedia Commons
Internet Archive Book Images -
Kernahan, Coulson, 1858-1943
Image from Wikimedia Commons
unknown - Public Domain
Mazzoni, Guido, 1859-1943
Image from Wikimedia Commons
Elvert Barnes - CC BY-SA 2.0
Cleaver, Kathleen, 1945-
Image from Wikimedia Commons
Biblioteca (BCN) Congreso Nacional de Chile - CC BY 2.0
Allende B., María Isabel
Image from Wikimedia Commons
No photographer named in original source. - Public Domain
Hapgood, Isabel Florence, 1850-1928
Image from Wikimedia Commons
Harcourt, William Harcourt, Earl, 1743-1830
Image from Wikimedia Commons
Library of Congress? - Public Domain
Mitchell, John L. (John Lendrum), 1842-1904
Image from Wikimedia Commons
Obrazt︠s︡ov, S. V. (Sergeĭ Vladimirovich), 1901-1992
Image from Wikimedia Commons
unknown - Public Domain
Keulemans, J. G. (John Gerrard), 1842-1912
Image from Wikimedia Commons
Public Domain
Cumming, Hugh S. (Hugh Smith), 1869-1948
Image from Wikimedia Commons
Neal, Anne D.
Image from Wikimedia Commons
Mitchell, W.R. (William Reginald), 1928-
Image from Wikimedia Commons
Vinson, Helen, 1907-1999
Image from Wikimedia Commons
Franklin, William, 1731-1813
Image from Wikimedia Commons
Who-When-What Company - Public Domain
Smith, Oliver H. (Oliver Hampton), 1794-1859
Image from Wikimedia Commons
Maniu, Iuliu, 1873-1953
Image from Wikimedia Commons
Contemporary photograph - Public Domain
Yorke, P. C. (Peter Christopher), 1864-1925
Image from Wikimedia Commons
Unknown, part of the collection of the Venezuelan Education Ministry. - Public Domain
Gil Borges, Esteban, 1879-1942
Image from Wikimedia Commons
Engraving by Siegmund Jacob Apin (1693-1732), after a painting by Christoph Andreas Gugel (1559-1616) - Public Domain
Grynaeus, Johann Jacob, 1540-1617
Image from Wikimedia Commons
Savage, Henry Wilson
Image from Wikimedia Commons
Wigmore, John Henry, 1863-1943
Image from Wikimedia Commons
Vigors, N. A. (Nicholas Alyward), 1785-1840
Image from Wikimedia Commons
Tunner, William H.
Image from Wikimedia Commons
Milburn McCarty Public Relations. It was not uncommon for a network, program sponsor or studio to distribute publicity information through either an ad or publicity agency. - Public Domain
Borgnine, Ernest, 1917-2012
Image from Wikimedia Commons
anonymous -
Liesegang, Raphael Ed. (Raphael Eduard), 1869-1947