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Operator Toll Dialing: Cord Signals

1949/3 min 22 sec/8 shots

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A 1949 instructional film for telephone operators demonstrating toll-dialing cord signals—including line busy, reorder, NC, and recall signals—and the proper response to each.

Provenance and rights

Original producer: Audio Productions, Inc.
Collection: Prelinger Archives
Original title: Operator Toll Dialing: Cord Signals
Date: 1949-01-01T00:00:00Z
Original link: Open on Internet Archive
Rights: public_domain

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