ONLINE MUSEUM for OPTICAL CARDS' SYSTEMS

by Landis & Gyr

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Published Articles
  • Landis & Gyr Reviews   ( 4 Articles )

    Important internal articles published by Landis & Gyr / Sodeco from 1980 to 1985.

  • Landis & Gyr Brochures   ( 6 Articles )

    Brochures issued for promotion of telephone systems produced by L&G / Sodeco.

  • Cards' Production in Zoug   ( 3 Articles )
    The Central-Laboratory and the 1st, 2nd & 3rd generations of cards' Production.
     
  • Saga "Holos à Gogo"   ( 17 Articles )

    Articles (in french) published in the INFOPUCE review from 1999 to 2002.

  • General Articles   ( 4 Articles )

    Articles about Phonecards found in miscellaneous collectors' reviews.

  • Friends   ( 2 Articles )

    Tributes for great collectors' Friends.