pdf 51Mar BLR P115 - W-R-J-M Popular
By Paul F 1023 downloads
51Mar_BLR_P115_W-R-J-M_ocr.pdf
WRJM - Standardized letters for party lines with two- and four-party service. Adopted on Oct. 28, 1912. [JMRW] Bell Laboratories Record. Contributed by Chuck Hensley.
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