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Bucher - Public Domain
unknown - Public Domain
Office of the Juvenile Instructor - Public Domain
Todoslosdias - Public Domain
Mario Nunes Vais -
Geriarto - CC BY-SA 3.0
Anselm van Hulle, 1601-1674 - Public Domain
Boston Public Library - Public Domain
William Faithorne - Public Domain
Moshe Pridan - Public Domain
. - Public Domain
Deror avi - CC BY-SA 3.0
Agnes Maud Royden - Public Domain
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Tytler, William, 1711-1792
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Niel, Adolphe, 1802-1869
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Bucher - Public Domain
Kinsman, Frederick Joseph, 1868-1944
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Lemerre, Alphonse, 1838-1912
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unknown - Public Domain
Duryea, Charles E., 1861-1938
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Orléans, Gaston, Duc d' 1608-1660
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Office of the Juvenile Instructor - Public Domain
Preston, William Bowker, 1830-1908
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Palizzi, Filippo, 1818-1899
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Todoslosdias - Public Domain
Allen, Nancy, 1950-
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Fried, Erich
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Mowbray, Alan, 1896-1969
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Mario Nunes Vais -
Giraldoni, Eugenio
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Quick, John, Sir, 1852-1932
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Gagnon, Ernest, 1834-1915
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unknown - Public Domain
Gwynn, Robert
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Geriarto - CC BY-SA 3.0
Caro, Rodrigo, 1573-1647?
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Bayford, Robert Sanders, Baron, 1867-1940
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Anselm van Hulle, 1601-1674 - Public Domain
Guericke, Otto von 1602-1686
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unknown - Public Domain
Lintner, J. A. (Joseph Albert), 1822-1898
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unknown - Public Domain
Imber, Naphtali Herz, 1856-1909
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Boston Public Library - Public Domain
Campanini, Italo
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William Faithorne - Public Domain
Hacket, John, 1592-1670
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La Vauguyon, Paul-François de Quélen de Stuer de Caussade, duc de, 1746-1828
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Moshe Pridan - Public Domain
Dulzin, A. L. (Arieh L.), 1913-1989
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Kishi, Nobusuke, 1896-1987
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. - Public Domain
Tripepi, Luigi 1836-1906
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Hays, Charles Melville, 1856-1912
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Deror avi - CC BY-SA 3.0
Zilber, Ariel
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unknown - Public Domain
Du Pont, T. Coleman (Thomas Coleman), 1863-1930
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Agnes Maud Royden - Public Domain
Royden, A. Maude (Agnes Maude), 1876-1956