Attributions The files and metadata on this page have been mirrored with permission from The Telecom Archive. Northern Electric / Northern Telecom Card Catalog Category Potentiometers Index Potentiometers Cards 5 General Card 11972-02-01 NE-48B Card 11971-12-01 NE-51A Card 11971-12-01 23A Card 11965-01-01 24A Card 11965-01-01
