pdf 975-115-100-se Popular
By Anonymous 1191 downloads
975-115-100-se.pdf
Signals and Signaling Systems Between Offices - Used in
Message Telephone Service - General Descriptive Information, Issue 1,
1957-06-01, 37 pages (Note: SE didn't create this PDF. Probably came from
the CIC but?SE doesn't know for sure. SE has a paper copy and they seem to be
exactly the same.)
New User?
Read the articles under "Introduction" in the black menu bar above.
Recent Contributors
Thanks for new documents from Jim Hurtle, Ed Palazzo, Paul Fassbender, Bruce Patterson, Remco Enthoven, Jon Kolger, Paul Ivester, Len Hicken, Fred Haynes, Kurt Rudolph, Wade ("Kellogg KITT"), the Connections Museum, Rick Walsh, Jeff Lamb, Jeremy Walters, Alan David, Dennis Hock, and Tim Griffin.
Please send a file to add your name to this list!
Who's online
We have 1059 guests online