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Jdsteakley - CC BY-SA 4.0
Claire H. - CC BY-SA 2.0
Victor Krasin - CC BY-SA 3.0
original uploader - Public Domain
Hannes Röst -
Clinedinst Studio - Public Domain
u -
unknown - CC BY-SA 3.0
Joxerra - CC BY-SA 3.0
unknown - Public Domain
Dmitry Rozhkov - CC BY-SA 4.0
Thomas A. Edison, Inc. - Public Domain
Public Domain
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Jdsteakley - CC BY-SA 4.0
Bray, Alan
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Claire H. - CC BY-SA 2.0
Kirkland, Richard, 1843-1863
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Victor Krasin - CC BY-SA 3.0
Krasin, Viktor.
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original uploader - Public Domain
Barrows, Samuel J. (Samuel June), 1845-1909
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Baker, C. F. (Charles Fuller), 1872-1927
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Stewart, Bill, 1966-....
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Giusti, Giuseppe, 1809-1850
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Cavallo, Tiberius, 1749-1809
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Dottori, Gerardo, 1884-1977
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Hannes Röst -
Hohler, Franz, 1943-....
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Hanna, Richard T. (Richard Thomas), 1914-2001
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Clinedinst Studio - Public Domain
Dickman, J. T. (Joseph Theodore), 1857-1927
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Popiełuszko, Jerzy, 1947-1984
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u -
Dès, Henri 1940-
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unknown - CC BY-SA 3.0
Rosenthal, Hans, 1925-1987
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Botha, R. F. (Roelof Frederik), 1932-
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Joxerra - CC BY-SA 3.0
Sastre, Alfonso, 1926-....
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Münzenberg, Willi
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Brassai, Sámuel, 1797-1897
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unknown - Public Domain
McLean, Alney, 1779-1841
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Neilson, John, 1776-1848
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unknown - Public Domain
Enriques, Federigo, 1871-1946
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Martin, Fletcher, 1904-1979
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unknown - Public Domain
Stradivari, Antonio, approximately 1644-1737
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Keating, Edward, 1875-1965
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Hartogs, Friedrich, 1874-1943
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Dmitry Rozhkov - CC BY-SA 4.0
Khut︠s︡iev, Marlen, 1925-
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Fu, Baoshi, 1904-1965
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Thomas A. Edison, Inc. - Public Domain
Sodero, Cesare, 1886-1947
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Public Domain
Haven, E. O. (Erastus Otis), 1820-1881