O.E.R.

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Letter from Samuel P. Langley to Alexander Graham Bell, July 1, 1893

Author: Bell, Alexander Graham - Langley, Samuel P.
Source: Library of Congress
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Publication Date: 1893-07-01
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Letter from Samuel P. Langley to John Hitz, October 14, 1893

Author: Hitz, John - Langley, Samuel P.
Source: Library of Congress
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Publication Date: 1893-10-14
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Letter from Samuel P. Langley to Alexander Graham Bell, January 5, 1894

Author: Bell, Alexander Graham - Langley, Samuel P.
Source: Library of Congress
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Publication Date: 1894-01-05
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Letter from Alexander Graham Bell to Samuel P. Langley, January 8, 1894

Author: Bell, Alexander Graham - Langley, Samuel P.
Source: Library of Congress
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Publication Date: 1894-01-08
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Letter from Samuel P. Langley to Alexander Graham Bell, February 27, 1894

Author: Bell, Alexander Graham - Langley, Samuel P.
Source: Library of Congress
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Publication Date: 1894-02-27
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Letter from Samuel P. Langley to Alexander Graham Bell, June 7, 1894

Author: Bell, Alexander Graham - Langley, Samuel P.
Source: Library of Congress
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Publication Date: 1894-06-07
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Letter from Samuel P. Langley to Alexander Graham Bell, October 28, 1894

Author: Bell, Alexander Graham - Langley, Samuel P.
Source: Library of Congress
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Publication Date: 1894-10-28
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Letter from Samuel P. Langley to Alexander Graham Bell, undated

Author: Bell, Alexander Graham - Langley, Samuel P.
Source: Library of Congress
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Letter from Samuel P. Langley to Mabel Hubbard Bell, September 1

Author: Bell, Mabel Hubbard - Langley, Samuel P.
Source: Library of Congress
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Letter from Samuel P. Langley to Mabel Hubbard Bell, July 3, 1895

Author: Bell, Mabel Hubbard - Langley, Samuel P.
Source: Library of Congress
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Publication Date: 1895-07-03
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Letter from Samuel P. Langley to Alexander Graham Bell, May 4, 1896

Author: Bell, Alexander Graham - Langley, Samuel P.
Source: Library of Congress
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Publication Date: 1896-05-04
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Letter from Samuel P. Langley to Alexander Graham Bell, April 27, 1896

Author: Bell, Alexander Graham - Langley, Samuel P.
Source: Library of Congress
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Publication Date: 1896-04-27
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Letter from Samuel P. Langley to Alexander Graham Bell, May 26, 1896

Author: Bell, Alexander Graham - Langley, Samuel P.
Source: Library of Congress
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Publication Date: 1896-05-26
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Letter from Samuel P. Langley to Alexander Graham Bell, December 30, 1896

Author: Bell, Alexander Graham - Langley, Samuel P.
Source: Library of Congress
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Publication Date: 1896-12-30
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Letter from Samuel P. Langley to Alexander Graham Bell, January 2, 1897

Author: Bell, Alexander Graham - Langley, Samuel P.
Source: Library of Congress
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Publication Date: 1897-01-02
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Letter from Samuel P. Langley to Mabel Hubbard Bell, May 10, 1897

Author: Bell, Mabel Hubbard - Langley, Samuel P.
Source: Library of Congress
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Publication Date: 1897-05-10
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Letter from Samuel P. Langley to Mabel Hubbard Bell, May 21, 1897

Author: Bell, Mabel Hubbard - Langley, Samuel P.
Source: Library of Congress
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Publication Date: 1897-05-21
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Letter from Samuel P. Langley to Mabel Hubbard Bell, June 12, 1897

Author: Bell, Mabel Hubbard - Langley, Samuel P.
Source: Library of Congress
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Publication Date: 1897-06-12
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Letter from Samuel P. Langley to Mabel Hubbard Bell, June 28, 1897

Author: Bell, Mabel Hubbard - Langley, Samuel P.
Source: Library of Congress
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Publication Date: 1897-06-28
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Letter from Samuel P. Langley to Alexander Graham Bell, October 18, 1897

Author: Bell, Alexander Graham - Langley, Samuel P.
Source: Library of Congress
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Publication Date: 1897-10-18
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Letter from Samuel P. Langley to Alexander Graham Bell, October 22, 1897

Author: Bell, Alexander Graham - Langley, Samuel P.
Source: Library of Congress
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Publication Date: 1897-10-22
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Letter from Samuel P. Langley to Alexander Graham Bell, March 23, 1898

Author: Bell, Alexander Graham - Langley, Samuel P.
Source: Library of Congress
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Publication Date: 1898-03-23
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Letter from Samuel P. Langley to Alexander Graham Bell, May 23, 1898

Author: Bell, Alexander Graham - Langley, Samuel P.
Source: Library of Congress
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Publication Date: 1898-05-23
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Letter from Samuel P. Langley to Alexander Graham Bell, June 13, 1898

Author: Bell, Alexander Graham - Langley, Samuel P.
Source: Library of Congress
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Publication Date: 1898-06-13
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Letter from Samuel P. Langley to Alexander Graham Bell, June 18, 1898

Author: Bell, Alexander Graham - Langley, Samuel P.
Source: Library of Congress
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Publication Date: 1898-06-18
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