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Cezary p -
:en:W. and D. Downey - Public Domain
unknown - Public Domain
Eva Rinaldi - CC BY-SA 2.0
original uploader - Public Domain
Domenico Induno - Public Domain
Columbia Broadcasting System-CBS. Note the recipient was Dell Publishing, who also applied a stamp to back. - Public Domain
no conegut -
Arnaud 25 - CC BY-SA 3.0
Louis Edward Nollau - Public Domain
Gordon Malloy (†1937) - Public Domain
cliff1066™ - CC BY 2.0
Everts & Fariss (Philadelphia), publishers. - Public Domain
Tucker Collection - Public Domain
US Air Forces - Public Domain
Talmidavi - CC BY-SA 4.0
Sean O'Sullivan RHA - CC BY-SA 4.0
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Chevalier, Albert, 1861-1923
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Cezary p -
Najder, Zdzisław
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:en:W. and D. Downey - Public Domain
Lehmann, Liza, 1862-1918
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unknown - Public Domain
Steinitz, William, 1836-1900
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Eva Rinaldi - CC BY-SA 2.0
Sitch, Rob, 1962-
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Howe, Lyman H., 1856-1923
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original uploader - Public Domain
Masson, Thomas L.
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Domenico Induno - Public Domain
Induno, Domenico, 1815-1878
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Glenesk, Algernon Borthwick, Baron, 1830-1908
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Columbia Broadcasting System-CBS. Note the recipient was Dell Publishing, who also applied a stamp to back. - Public Domain
Nolan, Jeanette, 1911-1998
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Dandolo, Andrea, approximately 1307-1354
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no conegut -
Householder, Alston Scott, 1904-
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Arnaud 25 - CC BY-SA 3.0
Bussy, Roger de Rabutin, comte de, 1618-1693
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Louis Edward Nollau - Public Domain
Rupp, Adolph, 1901-1977
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Gordon Malloy (†1937) - Public Domain
Fletcher, Tex, 1910-1987
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Hickman, John, 1810-1875
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Myerson, Roger B.
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cliff1066™ - CC BY 2.0
Weinman, Adolph A. (Adolph Alexander), 1870-1952
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Bailey, Clayton, 1939-
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Everts & Fariss (Philadelphia), publishers. - Public Domain
Prentiss, John Holmes, 1784-1861
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Roach, Jay
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Souchon, Alain.
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Tucker Collection - Public Domain
Pardoe, Miss (Julia), 1806-1862
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Alfonso IV d'Este, Duke of Modena and Reggio, 1634-1662
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US Air Forces - Public Domain
Merrell, Jack G. (Jack Gordon), 1915-1993
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Talmidavi - CC BY-SA 4.0
Ziegler, Ignaz, 1861-1948
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Anson, Adrian C. (Adrian Constantine), 1852-1922
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Ferguson, Helen, 1901-1977
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Zacconi, Ermete, 1857-1948
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Sean O'Sullivan RHA - CC BY-SA 4.0
Johnston, Denis, 1901-1984