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unknown - Public Domain
Hermann Blumenthal - CC BY 2.0
Public Domain
StagiaireMGIMO - CC BY-SA 3.0
Günther Prust - CC BY 3.0
Konrad Jacobs - CC BY-SA 2.0
Ensign58 - Public Domain
Bridget Laudien - CC BY-SA 3.0
w:George Huddesford - Public Domain
Colmer, Montagu, and Charles Erskine Scott Wood - Public Domain
Drgpz - CC BY-SA 4.0
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Pietsch, Paul, 1911-
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Henon, Jacques-Louis
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unknown - Public Domain
Rowan, Andrew Summers
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Henry, Prince, Duke of Gloucester, 1640-1660
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Hermann Blumenthal - CC BY 2.0
Blumenthal, Hermann, 1905-1942
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unknown - Public Domain
Stoker, Florence Balcombe, 1858-1937
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Public Domain
Franchère, Gabriel, 1786-1863
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Vesque von Püttlingen, Johann, 1803-1883
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unknown - Public Domain
Hill, David B. (David Bennett), 1843-1910
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Bianchi, Giovanni, 1693-1775
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StagiaireMGIMO - CC BY-SA 3.0
Sheehan, James J.
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Douhet, Giulio, 1869-1930
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Günther Prust - CC BY 3.0
Strittmatter, Erwin, 1912-1994
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Konrad Jacobs - CC BY-SA 2.0
Varga, Richard S.
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Brooke, Walker, 1813-1869
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Hall, Roxanne 1976-....
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Nuttall, Thomas, 1786-1859
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Flon, Suzanne, 1918-2005
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Ensign58 - Public Domain
Evans, Howard Ensign
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Bridget Laudien - CC BY-SA 3.0
Alda, Alan, 1936-....
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Fortier, Alcée, 1856-1914
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w:George Huddesford - Public Domain
Huddesford, George, 1749-1809
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Colmer, Montagu, and Charles Erskine Scott Wood - Public Domain
Stark, Benjamin, 1820-1898
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Gignoux, Régis 1816-1882
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Bober, Harry, 1915-1988
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Drgpz - CC BY-SA 4.0
Zola, Gary Phillip, 1952-
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Fforde, John
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Dufay, Charles-François de Cisternai, 1698-1739
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McDonald, David L. (David Lamar), 1906-1997
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Duret, Théodore, 1838-1927