Image from Wikimedia Commons
Pach Bros. - Public Domain
City of Boston Archives - CC BY 2.0
Günter Rittner - CC BY 3.0
Brianmcmillen - CC BY-SA 4.0
Jacob von SandrartMichael Herr - Public Domain
unknown - Public Domain
Frederick Calvin Norton, author. Reproduction of Connecticut State Library portrait by George F. Wright. - Public Domain
CBS Television - Public Domain
Guido van Nispen - CC BY 2.0
Smithsonian Institution -
Juangris - CC BY-SA 4.0
Canadian Film Centre - CC BY 2.0
Parthe, Florence Nightingale's sister - Public Domain
Unknown photographer - Public Domain
Contemporary photograph - Public Domain
Image from Wikimedia Commons
Campan, Mme (Jeanne-Louise-Henriette), 1752-1822
Image from Wikimedia Commons
Pach Bros. - Public Domain
Gates, Frederick Taylor, 1853-1929
Image from Wikimedia Commons
City of Boston Archives - CC BY 2.0
Harris, Richard, 1930-2002
Image from Wikimedia Commons
Günter Rittner - CC BY 3.0
Kolb, Annette, 1870-1967
Image from Wikimedia Commons
Brianmcmillen - CC BY-SA 4.0
Morgan, Frank, 1933-2007
Image from Wikimedia Commons
Jacob von SandrartMichael Herr - Public Domain
Staden, Sigmund Theophil, 1607-1655
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Haigh, John George, 1909-1949
Image from Wikimedia Commons
unknown - Public Domain
Costeley, Guillaume, 1530?-1606
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Bruno, Michael.
Image from Wikimedia Commons
Frederick Calvin Norton, author. Reproduction of Connecticut State Library portrait by George F. Wright. - Public Domain
Andrews, Charles Bartlett, 1834-1902
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CBS Television - Public Domain
Binns, Edward, 1916-1990
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Dupuis, Thomas Sanders, 1733-1796
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Linné, Carl von, 1741-1783
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Zingg, Adrian, 1734-1816
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Guido van Nispen - CC BY 2.0
Keyzer, Carl de, 1958-
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unknown - Public Domain
Bartoletti, Bruno
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Work, John, 1792-1861
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Buntline, Ned, 1822 or 1823-1886
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Smithsonian Institution -
Gerry, Eloise, 1885-
Image from Wikimedia Commons
Smith, Morton, 1915-1991
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Pritchard, George, 1796-1883
Image from Wikimedia Commons
Juangris - CC BY-SA 4.0
Isou, Isidore.
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Singer, Israel Joshua, 1893-1944
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Scheel, Walter
Image from Wikimedia Commons
Canadian Film Centre - CC BY 2.0
Richings, Julian, 1955-
Image from Wikimedia Commons
Gimson, Franklin Charles, 1890-1975
Image from Wikimedia Commons
Parthe, Florence Nightingale's sister - Public Domain
Verney, Frances Parthenope, Lady, 1819-1890
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Unknown photographer - Public Domain
Lagrange, Marie-Joseph, 1855-1938
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Keith, Donald, 1903-1969
Image from Wikimedia Commons
Contemporary photograph - Public Domain
Troeltsch, Ernst, 1865-1923