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Henryk Plötz - CC BY-SA 3.0
Max Planck Gesellschaft (Eurobas - CC BY-SA 3.0
Ambroise Tardieu (1788-1841) - Public Domain
Georg J. Lopata - CC BY-SA 2.0
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Michel Martin Drolling - Public Domain
Marthe Willendyck (mother of user at project -
Lalupa - Public Domain
Not stated - Public Domain
Greening, Publisher - Public Domain
unknown photographer - Public Domain
Edwin Henry Landseer - Public Domain
DiVicenzo -
Shinxenius -
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Henryk Plötz - CC BY-SA 3.0
Maizière, Lothar de
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Castellani, Aldo, 1875-1971
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Casey, T. L. (Thomas Lincoln), 1831-1896
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Janequin, Clément, approximately 1495-approximately 1560
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Max Planck Gesellschaft (Eurobas - CC BY-SA 3.0
Lorenz, Konrad, 1903-1989
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Ambroise Tardieu (1788-1841) - Public Domain
Laugier, M., 1770-1832
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Révoil, Pierre, 1776-1842
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Quiller-Couch, Arthur, 1863-1944
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Swayne, Noah Haynes, 1804-1884
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Jordan, Hamilton
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Georg J. Lopata - CC BY-SA 2.0
Kuhn, Fritz, 1955-....
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Paige, Rod, 1933-
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Lord, John, 1810-1894
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Michel Martin Drolling - Public Domain
Huyot, Jean-Nicolas 1780-1840
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Ehrlichman, John D. (John Daniel), 1925-1999
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Polk, William Hawkins, 1815-1862
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Younger, Cole, 1844-1916
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Marthe Willendyck (mother of user at project -
Kumin, Maxine, 1925-....
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Lalupa - Public Domain
Fèa, Carlo, 1753-1836
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Murray, James, 1865-
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Rischbieth, Bessie Mabel, 1874-1967
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Not stated - Public Domain
Tschermak, Erich, 1871-
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Greening, Publisher - Public Domain
Reid, Mayne, 1818-1883
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unknown photographer - Public Domain
Salter, Susanna, 1860-1961
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Edwin Henry Landseer - Public Domain
Ponsonby, John William, 1781-1847
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DiVicenzo -
Russell, Ken, 1927-2011
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Hazen, Elizabeth Lee, 1888-
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Thompson, Jill, 1966-....
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Shinxenius -
Serrano, José, 1873-1941
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Friedman, Elizebeth, 1892-1980