alb3548846
An early 20th century telephone switchboard containing 50 double lines with built in trunking cables
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Title:
An early 20th century telephone switchboard containing 50 double lines with built in trunking cables
Caption:
An early 20th century telephone switchboard containing 50 double lines with built in trunking cables. From Meyers Lexicon, published 1924.
Credit:
Album / Universal Images Group / Universal History Archive
Releases:
Model: No - Property: No
Rights questions?
Rights questions?
Image size:
3139 x 5676 px | 51.0 MB
Print size:
26.6 x 48.1 cm | 10.5 x 18.9 in (300 dpi)
Keywords:
20 XX TWENTIETH CENTURY • 20TH CENTURY • 20TH • 50 • BUILT IN • CABLES • CALLING • CALLS • CENTRAL • CENTURY • CONTAINING • DEVICE • DOUBLE • DUAL • FIFTY • HANDSET • HISTORIA UNIVERSAL • HISTORICAL • HISTORY • ILLUSTRATION • ILLUSTRATIONS • INVENTION • LINES • RECEIVER • RING • RINGING • SIGNAL • SIGNALS • SWITCHBOARD • TECHNOLOGICAL • TECHNOLOGY • TELECOMMUNICATION • TELECOMMUNICATIONS • TELEPHONE BOX • TELEPHONE • TELEPHONIC • TELEPHONY • TRANSMISSION • TRANSMITTER • TRUNKING • TWENTIETH CENTURY • TWENTIETH
