Category:The Bell System Technical Journal, 1931

Media in category "The Bell System Technical Journal, 1931"

The following 5 files are in this category, out of 5 total.

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  The Bell System technical journal (IA bellvol10systemtechni00amerrich).pdf 983 × 1,466, 752 pages; 42.58 MB
  
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  The Bell System technical journal (1922) (14570130870).jpg 2,992 × 1,844; 821 KB
  
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  The Bell System technical journal (1922) (14570360237).jpg 1,824 × 3,104; 623 KB
  
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  The Bell System technical journal (1922) (14756851705).jpg 2,044 × 2,954; 1.72 MB
  
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  The Bell System technical journal (1922) (14776658583).jpg 1,700 × 1,304; 779 KB