[GreenKeys] PDF For Switching Apparatus (Bedll System)

[Steve Hilsz]

The TCI (Telephone Collectors International) Technical Library as a large repository of Bell System Practices. The link below is to the Master BSP Index: http://www.telephonecollectors.info/index.php?option=com_docman&task=doc_details&gid=10093&Itemid=19


"Also, if possible, might anyone have any (PDF) texts related to
Step-by-Step, WECo Panel or No. 1/No. 5 crossbar switching systems?"

Steve Hilsz



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