[posted] Posted (#30112, Newville) !

[Joe Loewenstein]

Development of the Phonograph at Alexander Graham Bell's Volta Laborator 30112 
  [Title: Development of the Phonograph at Alexander Graham Bell's Volta
Laboratory]
  [Author: Leslie J. Newville]
  [Subtitle: Contributions from the Museum of History and Technology,
United States National Museum Bulletin 218, Paper 5, (pages 69-79)]
  [Link: http://www.gutenberg.org/3/0/1/1/30112 ]
  [Files: 30112.txt; 30112-h.htm; ]
  [Clearance: 20070316184914newville]



Thanks, 

Joe Loewenstein