Image from Wikimedia Commons
Jack Long/National Film Board of Canada - Public Domain
Olaf Simons - CC BY-SA 3.0
"Photograph courtesy of United States Steel Corporation". The company was the sponsor of the program. - Public Domain
unknown photographer - Public Domain
Public Domain
William Carter -
Nightscream - CC BY 3.0
Office of Congresswoman Nancy Mace -
LKWeidner - CC BY-SA 3.0
GFHund - CC BY 3.0
Orderinchaos - CC BY-SA 3.0
Paul Helbronner - Public Domain
unknown - Public Domain
CBS network - Public Domain
? / - Public Domain
Tylerbenware2 - CC BY-SA 4.0
Unknown<br/> - Public Domain
Dan Moldea (photo credit: Cherry Wyman) -
Ralph Emerson Twitchell - Public Domain
Image from Wikimedia Commons
Jack Long/National Film Board of Canada - Public Domain
McLaren, Norman, 1914-1987
Image from Wikimedia Commons
Olaf Simons - CC BY-SA 3.0
Grafton, Anthony
Image from Wikimedia Commons
Miles, Vera
Image from Wikimedia Commons
Comstock, Daniel F. (Daniel Frost), 1883-1970
Image from Wikimedia Commons
"Photograph courtesy of United States Steel Corporation". The company was the sponsor of the program. - Public Domain
Kiley, Richard
Image from Wikimedia Commons
Smith, A. E. (Algernon Emory), 1842-1876
Image from Wikimedia Commons
unknown photographer - Public Domain
Dix, Dorothy, 1861-1951
Image from Wikimedia Commons
Fisk, Wilbur, 1792-1839
Image from Wikimedia Commons
Hind, J. Russell (John Russell), 1823-1895
Image from Wikimedia Commons
Kallen, Kitty
Image from Wikimedia Commons
Public Domain
Patton, John, 1850-1907
Image from Wikimedia Commons
William Carter -
Carter, William, 1934-
Image from Wikimedia Commons
Robinson, Corinne Roosevelt, 1861-1933
Image from Wikimedia Commons
Russell, Luis
Image from Wikimedia Commons
Baudelaire, Charles, 1821-1867
Image from Wikimedia Commons
Baumgarten, Siegmund Jakob, 1706-1757,
Image from Wikimedia Commons
Gale, Joseph, 1807-1881
Image from Wikimedia Commons
Nightscream - CC BY 3.0
Williams, Barry, 1954-
Image from Wikimedia Commons
Office of Congresswoman Nancy Mace -
Mace, Nancy, 1977-
Image from Wikimedia Commons
LKWeidner - CC BY-SA 3.0
Hopper, John D., 1923-1996
Image from Wikimedia Commons
GFHund - CC BY 3.0
Geiger, Hans, 1882-
Image from Wikimedia Commons
Orderinchaos - CC BY-SA 3.0
Withers, Reg, 1924-
Image from Wikimedia Commons
Paul Helbronner - Public Domain
Esclangon, Ernest, 1876-1954
Image from Wikimedia Commons
unknown - Public Domain
Pease, Calvin, 1776-1839
Image from Wikimedia Commons
CBS network - Public Domain
Windom, William, 1923-2012
Image from Wikimedia Commons
? / - Public Domain
Gaines, John Pollard, 1795-1857
Image from Wikimedia Commons
Tylerbenware2 - CC BY-SA 4.0
Guettel, Adam
Image from Wikimedia Commons
Unknown<br/> - Public Domain
Weaver, Pauline, 1800-1867
Image from Wikimedia Commons
Dan Moldea (photo credit: Cherry Wyman) -
Moldea, Dan E., 1950-....
Image from Wikimedia Commons
Ralph Emerson Twitchell - Public Domain
Connelly, Henry, 1800-1866