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Letter from Frederick P. Fish to Alexander Graham Bell, April 7, 1905
Source: Library of Congress
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Publication Date: 1905-04-07
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Letter from Frederick P. Fish to Alexander Graham Bell, April 18, 1905
Source: Library of Congress
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Publication Date: 1905-04-18
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Letter from Frederick P. Fish to Alexander Graham Bell, May 1, 1905
Source: Library of Congress
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Publication Date: 1905-05-01
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Letter from Edward J. Hall to Alexander Graham Bell, January 12, 1906
Source: Library of Congress
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Publication Date: 1906-01-12
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Letter from Alexander Graham Bell to Edward J. Hall, February 2, 1906
Source: Library of Congress
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Publication Date: 1906-02-02
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Letter from Edward J. Hall to Alexander Graham Bell, February 5, 1906
Source: Library of Congress
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Publication Date: 1906-02-05
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Letter from Alexander Graham Bell to Edward J. Hall, March 7, 1906
Source: Library of Congress
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Publication Date: 1906-03-07
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Letter from Edward J. Hall to Alexander Graham Bell, March 10, 1906
Source: Library of Congress
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Publication Date: 1906-03-10
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Letter from Frederick P. Fish to Alexander Graham Bell, May 1, 1906
Source: Library of Congress
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Publication Date: 1906-05-01
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Letter from Frederick P. Fish to Alexander Graham Bell, May 14, 1906
Source: Library of Congress
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Publication Date: 1906-05-14
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Letter from Thomas A. Watson to Fred DeLand, November 17, 1907
Source: Library of Congress
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Publication Date: 1907-11-17
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Letter from Fred DeLand to Thomas A. Watson, November 20, 1907
Source: Library of Congress
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Publication Date: 1907-11-20
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Letter from Thomas A. Watson to Fred DeLand, November 28, 1907
Source: Library of Congress
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Publication Date: 1907-11-28
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Letter from Alexander Graham Bell to Theodore N. Vail, September 30, 1911
Source: Library of Congress
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Publication Date: 1911-09-30
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Letter from Alexander Graham Bell to N. C. Kingsbury, February 2, 1912
Source: Library of Congress
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Publication Date: 1912-02-02
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Letter from N. C. Kingsbury to Alexander Graham Bell, February 6, 1912
Source: Library of Congress
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Publication Date: 1912-02-06
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Letter from Mabel Hubbard Bell to J. J. Carty, September 6, 1922
Source: Library of Congress
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Publication Date: 1922-09-06
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Patent application from Alexander Graham Bell, February 1875
Source: Library of Congress
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Publication Date: 1875-02
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Patent application from Alexander Graham Bell, undated
Source: Library of Congress
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Letter from Alexander Graham Bell to George Brown, October 4, 1874
Source: Library of Congress
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Publication Date: 1874-10-04
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Specification by Elisha Gray, December 14, 1875
Source: Library of Congress
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Publication Date: 1875-12-14
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Letter from George Brown and John Gordon Brown to Alexander Graham Bell, December 29, 1875
Source: Library of Congress
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Publication Date: 1875-12-29
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Agreement, December 29, 1875
Source: Library of Congress
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Publication Date: 1875-12-29
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Letter, January 13, 1876
Source: Library of Congress
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Publication Date: 1876-01-13
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