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Ghirardi - Barchetta - Public Domain
United States Senate - Public Domain
unknown - Public Domain
US Army photo WWII era via San Diego Air and Space Museum Archive - Public Domain
unknown -
Carl Lender - CC BY-SA 3.0
United States House of Representatives - Public Domain
Romina Espinosa - CC BY-SA 3.0
original uploader - Public Domain
US National Library of Medicine, http://resource.nlm.nih.gov/101436257 . Per US NLB web site: "The National Library of Medicine believes this item to be in the public domain." - Public Domain
Artist unknown - Public Domain
Image from Wikimedia Commons
Ghirardi - Barchetta - Public Domain
Melloni, Macedonio, 1798-1854
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United States Senate - Public Domain
Long, Russell B.
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Cadigan, Pat, 1953-....
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Musgrave, Thomas, 1788-1860
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Curtis, Edward Peck, 1897-1987
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Morse, Henry, Saint, 1595-1645
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unknown - Public Domain
Maginnis, Charles Donagh, 1867-1955
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Stanley, Kim
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Montmorency, Anne, duc de, 1493-1567
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Torres, Fina
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US Army photo WWII era via San Diego Air and Space Museum Archive - Public Domain
Lanphier, Thomas G., Sr., 1890-1972
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Dupleix, Joseph-François, marquis, 1697-1763
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Brown, Rachel, 1898-1980
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Nadaillac, Jean-François-Albert du Pouget,, marquis de, 1818-1904
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unknown -
Warren, Francis E. (Francis Emroy), 1844-1929
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Montenuovo, Alfred von 1854-1927
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Scherzer, Karl, Ritter von, 1821-1903
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Carl Lender - CC BY-SA 3.0
Taylor, Greg, 1963-....
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United States House of Representatives - Public Domain
Long, Gillis William, 1923-1985
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Johnson, J. R., 1901-1989
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Romina Espinosa - CC BY-SA 3.0
Boyle, Danny
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Gurney, Russell, 1804-1878
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Bush, George, 1796-1859
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original uploader - Public Domain
Musco, Angelo, 1871-1937
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unknown - Public Domain
Vogel, Eduard, 1829-1856
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unknown - Public Domain
Flanigan, Peter M. (Peter Magnus), 1923-2013
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Nussle, Jim, 1960-
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US National Library of Medicine, http://resource.nlm.nih.gov/101436257 . Per US NLB web site: "The National Library of Medicine believes this item to be in the public domain." - Public Domain
Barringer, Emily Dunning, 1876-1961
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Artist unknown - Public Domain
Wright, Benjamin, 1770-1842
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Malibrán, María 1808-1836