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John Hall - Public Domain
unknown - Public Domain
Stephencdickson - CC BY-SA 4.0
Infofiltrage - CC0 1.0
w:Guillaume Apollinaire - Public Domain
Walter Kappacher -
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Government Printing Office - Public Domain
Otto Wegener (1849-1922) - Public Domain
William Larkin - Public Domain
John Held Jr., copyright owner - CC BY-SA 3.0
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Pywell, Wm. R. (William Redish), 1843-1886
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Farley, Francis Morgan
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John Hall - Public Domain
Scott, John, 1731-1783
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unknown - Public Domain
Ernst II, Duke of Saxe-Coburg-Gotha, 1818-1893
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Exposition Universelle (1900 : Paris, France)
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Antrim, Randal MacDonnell, Earl of, 1609-1683
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Stone, George, 1708?-1764
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Fol, Hermann.
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Stephencdickson - CC BY-SA 4.0
Mackintosh, John Pitcairn, 1929-....
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Hill, Walter, 1942-
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Reichenbach, H.G. (Heinrich Gustav), 1824-1889
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Curzon, Robert, 1810-1873
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Boulanger, Georges-Ernest-Jean-Marie, 1837-1891
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Infofiltrage - CC0 1.0
Prévost-Paradol, Lucien-Anatole, 1829-1870
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Alfonso I d'Este, Duke of Ferrara, 1476-1534
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Oeser, Adam Friedrich, 1717-1799
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w:Guillaume Apollinaire - Public Domain
Picabia, Francis, 1879-1953
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unknown - Public Domain
Holzapple, Joseph R. (Joseph Randall), 1914-1973
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Walter Kappacher -
Kappacher, Walter, 1938-...
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Zuckerman, Mortimer
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Soble, Alan
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Schoenbaum, S. (Samuel), 1927-1996
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Government Printing Office - Public Domain
McMahon, Brien, 1903-1952
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unknown - Public Domain
Crawford, T. S. (Thomas Simpson), 1875-
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White, Clarence H., 1871-1925
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Goodell, William, 1792-1867
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Silvera, Frank, 1914-1970
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Otto Wegener (1849-1922) - Public Domain
Verlaine, Paul, 1844-1896
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William Larkin - Public Domain
Somerset, Frances Howard Carr, Countess of, 1593-1632
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John Held Jr., copyright owner - CC BY-SA 3.0
Held, John, 1947-....