Image from Wikimedia Commons
Dpryan - Public Domain
unknown - Public Domain
Apeda Studio, New York - Public Domain
Francis Bazley Lee (1869-1914) - Public Domain
Konrad Jacobs - CC BY-SA 2.0
Campaign of Kim Sigler for Michigan Governor. - Public Domain
Scanned and uploaded by JGHowes - Public Domain
United States Navy - Public Domain
Judith B. Tankard - Public Domain
Aurelio Asiain - CC BY-SA 2.0
Cruikshank - Public Domain
user at project - Public Domain
Felice Beato - Public Domain
scanned by Howard Lovett, daguerreotype by C. Barnes, Engraved by J. Sartain - Public Domain
Image from Wikimedia Commons
Dpryan - Public Domain
Reichardt, Louis F.
Image from Wikimedia Commons
Vincent, Bird J., 1880-1931
Image from Wikimedia Commons
Cortelyou, George Bruce, 1862-1940
Image from Wikimedia Commons
Salk, Jonas Edward, 1914-1995
Image from Wikimedia Commons
unknown - Public Domain
Oman, Charles, 1860-1946
Image from Wikimedia Commons
Pierce, Tamora
Image from Wikimedia Commons
Butler, Dan, 1954-
Image from Wikimedia Commons
Donzelot, François-Xavier, 1764-1843
Image from Wikimedia Commons
Apeda Studio, New York - Public Domain
Westley, Helen
Image from Wikimedia Commons
Francis Bazley Lee (1869-1914) - Public Domain
Olden, Charles S. (Charles Smith), 1799-1876
Image from Wikimedia Commons
Beckford, Peter, 1740-1811
Image from Wikimedia Commons
Konrad Jacobs - CC BY-SA 2.0
Mahler, Kurt.
Image from Wikimedia Commons
Campaign of Kim Sigler for Michigan Governor. - Public Domain
Sigler, Kim, 1894-
Image from Wikimedia Commons
Ward, Fannie, 1872-1952
Image from Wikimedia Commons
Scanned and uploaded by JGHowes - Public Domain
Clarke, Asia Booth, 1835-1888
Image from Wikimedia Commons
unknown - Public Domain
Rice, Dan, 1823-1900
Image from Wikimedia Commons
Sturm, Christoph Christian, 1740-1786
Image from Wikimedia Commons
United States Navy - Public Domain
Phelps, Thomas Stowell, 1822-1901
Image from Wikimedia Commons
Ehresmann, Charles
Image from Wikimedia Commons
Coughlin, John Joseph, 1860-1938
Image from Wikimedia Commons
Judith B. Tankard - Public Domain
Shipman, Ellen, 1869-1950
Image from Wikimedia Commons
Aurelio Asiain - CC BY-SA 2.0
Keene, Donald.
Image from Wikimedia Commons
Watt, Robert, 1774-1819
Image from Wikimedia Commons
Cruikshank - Public Domain
Ingoldsby, Thomas, 1788-1845
Image from Wikimedia Commons
user at project - Public Domain
Everett, Mark
Image from Wikimedia Commons
Felice Beato - Public Domain
Alcock, Rutherford, Sir, 1809-1897
Image from Wikimedia Commons
unknown - Public Domain
Glaspell, Susan, 1876-1948
Image from Wikimedia Commons
scanned by Howard Lovett, daguerreotype by C. Barnes, Engraved by J. Sartain - Public Domain
Whitfield, Nathan Bryan, 1799-1868
Image from Wikimedia Commons
Macdonald, John Alexander, Sir, 1815-1891
Image from Wikimedia Commons
Ismay, J. Bruce (Joseph Bruce), 1862-1937