Article in Railway signals describing the microwave network for broadband transmission Western Union was building.
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You may scroll through the rest of the issue. This is more modern (1965) than the other issues recently posted here. Numerous multiplex carrier and microwave ads and articles.
Also an ad for RCA's Vidicon TV camera tube.
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There's an ad for highway railway crossing warning bell made of aluminum. Ironic since today such gongs are electronic.
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Stromberg Carlson ad comparing its various telephone switching systems to a glass of water vs. a large dam.
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An ad for the Kleinschmidt model 311 teleprinter.
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The Telecom DIgest FAQ is at
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