A history of engineering and science in the bell system : National service in war and peace (1925-1975)

Eitemau Tebyg

• A history of engineering and science in the bell system :
  gan: Fagen, M. D.
  Cyhoeddwyd: (1975)
• A History of engineering and science in the bell system :
  gan: Schindler, G. E.
  Cyhoeddwyd: (1982)
• A history of engineering and science in the bell system :
  gan: Millman, S.
  Cyhoeddwyd: (1983)
• A History of engineering and science in the bell system :
  gan: Millman, S.
  Cyhoeddwyd: (1984)
• Engineering and operations in the bell system
  gan: Rey, R. F.
  Cyhoeddwyd: (1983)