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AT&T Spec 4588 - May28 CB Manual Stations [LARGE FILE]
Replaced parts of specs 3851 and 3854. Covers 40AL, 40CM, 51AL, 51CM, 51CN, 52AB desk sets, 7J-type coin collector, subsets - 392-type, 533-type, 534-type, 553-type and 554-type - plus wiring diagrams. Contributed by Chuck Hensley.

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