pdf 502-301-400 i1 Aug57 - Tel Sets 201A 201B 201C 201D Circuits Connections Popular
By Paul F 356 downloads
502-301-400_i1_Aug57_Tel-Sets_201A_201B_201C_201D_Circuits_Connections_ocr_tci.pdf
covers the combination of apparatus, circuit diagrams, and connections for the 201A,B,C,D hang-up type hand telephone sets when used with the induction coil types of subscriber sets for manual or dial common battery service. Contributed by Jeff Lamb.
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