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Testimony, undated
Author: Watson, Thomas A.
Source: Library of Congress
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Letter from Clarence J. Blake to Alexander Graham Bell, August 5, 1874
Author: Blake, Clarence J. - Bell, Alexander Graham
Source: Library of Congress
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Publication Date: 1874-08-05
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Letter from Alexander Graham Bell to Clarence J. Blake, December 15, 1874
Author: Blake, Clarence J. - Bell, Alexander Graham
Source: Library of Congress
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Publication Date: 1874-12-15
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Letter from Clarence J. Blake to Alexander Graham Bell, December 14, 1874
Author: Blake, Clarence J. - Bell, Alexander Graham
Source: Library of Congress
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Publication Date: 1874-12-14
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Letter from Clarence J. Blake to Alexander Graham Bell, December 19, 1876
Author: Blake, Clarence J. - Bell, Alexander Graham
Source: Library of Congress
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Publication Date: 1876-12-19
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Article by Clarence J. Blake, 1876
Author: Blake, Clarence J.
Source: Library of Congress
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Publication Date: 1876
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Letter from Buff & Berger to Clarence J. Blake, from December 2, 1878 to January 6, 1879
Author: Blake, Clarence J. - Bell, Alexander Graham
Source: Library of Congress
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Publication Date: 1878-12-02
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Letter from Clarence J. Blake to Alexander Graham Bell, undated
Author: Blake, Clarence J. - Bell, Alexander Graham
Source: Library of Congress
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Letter from Clarence J. Blake to Alexander Graham Bell, September 28
Author: Blake, Clarence J. - Bell, Alexander Graham
Source: Library of Congress
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Letter from Eli W. Blake, Jr. to Alexander Graham Bell, February 10, 1877
Author: Blake, Eli W., Jr. - Bell, Alexander Graham
Source: Library of Congress
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Publication Date: 1877-02-10
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Letter from Eli W. Blake, Jr. to Alexander Graham Bell, March 19, 1877
Author: Blake, Eli W., Jr. - Bell, Alexander Graham
Source: Library of Congress
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Publication Date: 1877-03-19
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