I just love to watch trains and explore the history of Telephone Exchanges.
Wednesday, October 28, 2015
Was Tennessee Telephone Co popular in Tennessee with this switch type ATTphilps Tel 5ESS-PBX Host? - Video Dailymotion
Was Tennessee Telephone Co popular in Tennessee with this switch type ATTphilps Tel 5ESS-PBX Host? - Video Dailymotion
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