Items

• [E1163AV], Legal Testimony, Frank Lewis Dyer, Carl Hillis Wilson, Adolph F Gall, William Elliot Waddell, Frederick B Thompson, May 26th, 1911
  1911-05-26
• [E1464AY], Test Report, Adolph F Gall, January 1914
  1914-01-00
• [E1464DV1], Letter from Adolph F Gall to Carl Hillis Wilson, October 29th, 1914
  1914-10-29
• [E1464DX], Report from Adolph F Gall, November 1914
  1914-11-00
• [E1558AH], Letter from Adolph F Gall to Thomas Alva Edison, February 1st, 1915
  1915-02-01
• [E1558CC], Letter from Adolph F Gall to William Henry Meadowcroft, November 22nd, 1915
  1915-11-22
• [E1558CD], Letter from Adolph F Gall to William Henry Meadowcroft, November 22nd, 1915
  1915-11-22
• [E1558DA], Report from Adolph F Gall, 1915
  1915-00-00
• [E1658BQ], Letter from Adolph F Gall to William Henry Meadowcroft, September 1916
  1916-09-00
• [E1956BCE], Letter from Adolph F Gall to Thomas Alva Edison, November 7th, 1919
  1919-11-07
• [PT5032], Patent Application, Adolph F Gall, October 9th, 1911
  1911-10-09