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How telegraphs and telephones work : explained in nontechnical language / by Charles R. Gibson, with five illustrations and ten diagrams.
Gibson, Charles R. (Charles Robert), 1870-1931.

How telegraphs and telephones work : explained in nontechnical language / by Charles R. Gibson, with five illustrations and ten diagrams.

Seeley and Co. (1909)
monograph/item
148 pages | England | English
Dewey 621.38

Subject

  • Telegraph.
  • Telephone.

Personal

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Index 9855
Added Date Aug 21, 2019 06:34:54
Modified Date Aug 21, 2019 06:34:54

Notes

Accession# 259NLondon Seeley and Co., 1909.148 pages : frontispiece, illustrations, plates ; 21 cm.