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University of Houston Digital Library -
Brianmcmillen - CC BY-SA 4.0
unknown - Public Domain
"The Railway World" magazine. - Public Domain
. - Public Domain
Giles Fletcher, the Elder - Public Domain
Mike Cline - Public Domain
unknown - CC0 1.0
John Hayter - Public Domain
Unidentified -
Simon-Jacques Rochard - Public Domain
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Weill, Kurt
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Elkann, Alain, 1950-....
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University of Houston Digital Library -
Hackerman, Norman
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Bates, Florence, 1888-1954
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Brianmcmillen - CC BY-SA 4.0
Threadgill, Henry
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unknown - Public Domain
Donahey, William, 1883-
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Tencin, Pierre-Guérin de 1679-1758
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unknown - Public Domain
Vanderburgh, Federal, 1788-1868
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"The Railway World" magazine. - Public Domain
Post, George A. (George Adams), 1854-1925
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Stevenson, Robert, 1772-1850
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. - Public Domain
Clark, Ernest, Sir, 1864-1951
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Cruz, Luis de la, 1768-1828
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Kindelberger, James Howard, 1895-1962
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Giles Fletcher, the Elder - Public Domain
Fletcher, Giles, 1549?-1611
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Allison, Bob, 1934-1995
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Mike Cline - Public Domain
Stanford, Jane Lathrop, 1828-1905
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Ransley, Harry Clay, 1863-1941
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Alexander, George, Sir, 1858-1918
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Bone, Homer Truett, 1883-1970
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Vigneault, Gilles, 1928-....
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unknown - CC0 1.0
Enderlein, Günther (1872-1968).
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John Hayter - Public Domain
Hayter, Charles, 1761-1835
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Hart, D. Berry (David Berry), 1851-1920
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Hayler, Franz
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Unidentified -
Hawken, R. W. H. (Roger William Hercules), 1878-1947
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Simon-Jacques Rochard - Public Domain
Eden, Emily, 1797-1869
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unknown - Public Domain
Lakanal, Joseph, 1762-1845.
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Bushyhead, Dennis Wolfe, 1826-1898
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unknown - Public Domain
Goddard, Arabella, 1836-1922
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Ironside, Edmund, Sir, 1880-1959