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unknown - Public Domain
Georges Biard - CC BY-SA 3.0
REUVEN FRIZI - CC BY-SA 3.0
William Fothergill Cooke - Public Domain
Pascal Ferro - CC BY-SA 3.0
Cbzachary - CC BY 3.0
Brianmcmillen - CC BY-SA 3.0
Dstager - CC BY-SA 4.0
Anual - CC BY 3.0
"The Daily Times" (Davenport, IA). - Public Domain
Public Domain
Pfeiffer - Public Domain
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unknown - Public Domain
Gay, Claudio, 1800-1873
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Georges Biard - CC BY-SA 3.0
Gasté, Louis
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REUVEN FRIZI - CC BY-SA 3.0
Peretz, Kobi
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Musaeus, Johannes, 1613-1681
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Fadeev, Aleksandr, 1901-1956
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Einstein, Alfred, 1880-1952
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unknown - Public Domain
Carpani, Ricardo, 1930-....
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William Fothergill Cooke - Public Domain
Cooke, William Fothergill, 1806-1879
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Coffin, Isaac, Sir, 1759-1839
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Keith, James Francis Edward, 1696-1758
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Georges Biard - CC BY-SA 3.0
Vecchiali, Paul, 1930-....
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Nixon, Walter L., 1928-
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Reinhart, Johann Christian, 1761-1847
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Pascal Ferro - CC BY-SA 3.0
Calle, Sophie
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Young, Thomas, 1773-1829
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Cbzachary - CC BY 3.0
Myerhoff, Barbara G.
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Bull, Ole, 1810-1880
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Brianmcmillen - CC BY-SA 3.0
Priester, Julian
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Dstager - CC BY-SA 4.0
Reaves, Michael
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unknown - Public Domain
Schwarzenberg, Adolf, 1890-1950
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Anual - CC BY 3.0
Campo Baeza, Alberto, 1946-....
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Seamans, Robert Channing, 1918-2008
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"The Daily Times" (Davenport, IA). - Public Domain
Letts, Fred Dickinson, 1875-1965
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Dauberval, Jean
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Gilpin, John, 1930-
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Kalb, Marvin L.
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Public Domain
Meyrink, Gustav, 1868-1932
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Prades, Jean-Martin de
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Pfeiffer - Public Domain
Meyer, Krzysztof
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Widney, R. M. (Robert Maclay), 1838-1929