Items

Items

• 

  [E1112AG], Test Report, Sam Gerrish Langley, September 29th, 1911

  1911-09-29
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  [E1215AV1], Test Report, Sam Gerrish Langley, August 8th, 1912

  1912-08-08
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  [E1623AC], Letter from Sam Gerrish Langley to John Pierrepont Constable, March 28th, 1916

  1916-03-28
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  [MF33AT2], Technical Note, Sam Gerrish Langley, March 6th, 1918

  1918-03-06
• 

  [PT5047A], Technical Note, Sam Gerrish Langley, December 27th, 1911

  1911-12-27
• 

  [PT5054], Patent Application, Sam Gerrish Langley, June 14th, 1912

  1912-06-14
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  [PT5054A], Technical Note, Sam Gerrish Langley, April 24th, 1912

  1912-04-24
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  [PT5054B], Technical Note, Sam Gerrish Langley, April 1912

  1912-04-00
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  [PT5054C], Technical Note, Sam Gerrish Langley, May 6th, 1912

  1912-05-06
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  [PT5054D], Technical Note, Sam Gerrish Langley, June 6th, 1912

  1912-06-06