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:en:Julien Bryan - Public Domain
Photographer-Martha Swope, New York - Public Domain
Public Domain
Sprockethead1 - CC BY-SA 3.0
Library of Congress - Public Domain
Alberto Henschel (1827-1882) - Public Domain
NBC. It was not unusual for networks and program sponsors to use either publicity or advertising agencies to distribute publicity material in the 1950s and 1960s. The Bureau of Industrial Service was a division of advertising agency Young & Rubicam; in this case they were used to distribute the material. - Public Domain
''Kansas: a cyclopedia of state history, embracing events, institutions, industries, counties, cities, towns, prominent persons, etc.'' - Public Domain
original uploader - Public Domain
Brandonrush - CC BY-SA 3.0
Ben Grey - CC BY-SA 2.0
William Notman - Public Domain
Giovanni Boldini - Public Domain
Unbekannter Grafiker der Epoche. - Public Domain
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Crippen, Hawley Harvey, 1862-1910
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:en:Julien Bryan - Public Domain
Bryan, Julien Hequembourg
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Photographer-Martha Swope, New York - Public Domain
McArdle, Andrea
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Posey, Alexander Lawrence, 1873-1908
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Public Domain
Tito, Ettore, 1859-1941
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Ferdinando II, Grand-Duke of Tuscany, 1610-1670
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Warner, Robert Mark, 1927-2007
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Sprockethead1 - CC BY-SA 3.0
Iltis, Hugo, 1882-
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Johnson, Amy, 1903-1941
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Library of Congress - Public Domain
Smith, M. L. (Martin Luther), 1819-1866
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Montoya, Néstor, 1862-1923
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Alberto Henschel (1827-1882) - Public Domain
Saraiva, José Antônio, 1823-1895
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Smith, James Youngs, 1809-1876
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NBC. It was not unusual for networks and program sponsors to use either publicity or advertising agencies to distribute publicity material in the 1950s and 1960s. The Bureau of Industrial Service was a division of advertising agency Young & Rubicam; in this case they were used to distribute the material. - Public Domain
Lord, Phillips H. (Phillips Haynes), 1902-1975
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''Kansas: a cyclopedia of state history, embracing events, institutions, industries, counties, cities, towns, prominent persons, etc.'' - Public Domain
Davidson, James O., 1854-1922
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original uploader - Public Domain
Pool, John, 1826-1884
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Gellert, Christian Fürchtegott, 1715-1769
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Ausubel, Sheva, 1896-1957
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Dillon, Matt.
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Thomasius, Christian, 1655-1728
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Brandonrush - CC BY-SA 3.0
Rohwer Relocation Center (Ark.)
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Ben Grey - CC BY-SA 2.0
Fitzsimmons, William, 1978-
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Webb, Matthew, 1848-1883
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William Notman - Public Domain
Tilley, Samuel Leonard, Sir, 1818-1896
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Giovanni Boldini - Public Domain
Brown, John-Lewis 1829-1890
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Shorter, Clement King, 1857-1926
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Palmer, D. D. (Daniel David), 1845-1913
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Mackenzie, William Lyon, 1795-1861
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Unbekannter Grafiker der Epoche. - Public Domain
Chelius, J. M. (Joseph Maximilian), 1794-1876
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Mulford, Prentice, 1834-1891