Bell telephone laboratories engineers prepare to install a cathode ray tube in the flying spot store - a photographic memory device capable of storing 2-1/4 million bits of information. The equipment, part of an experimental electronic central office, is bringing new telephone convenience to customers in Morris, Illinois. E. W. Vaupel, left and L. Eliscu wear safety masks as protection.

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Bell telephone laboratories engineers prepare to install a cathode ray tube in the flying spot store - a photographic memory device capable of storing 2-1/4 million bits of information. The equipment, part of an experimental electronic central office, is bringing new telephone convenience to customers in Morris, Illinois. E. W. Vaupel, left and L. Eliscu wear safety masks as protection.

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Photo credit: © World History Archive / Alamy / Afripics
License: Licensed
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Keywords: archival, archive, bell, historical, history, laboratories, pan, pantelephoneelectricelectricalelectricitybell, telephone, telephonecommunication