Attributions The files and metadata on this page have been mirrored with permission from The Telecom Archive. Northern Electric / Northern Telecom Card Catalog Category Jacks And Signals Index Combined Cards 4 General Card 11975-10-01 NE-27C NE-31 Card 11974-02-01 NE-27C NE-31 Card 21974-02-01 NE-27C NE-31 Card 31974-02-01
