Automatic telephone central office circuit switch AN/TTC-39 data base.

Bibliographic Details
Corporate Author:	US Army Signal Center and Fort Gordon
Format:	Government Document Book
Language:	English
Published:	[Washington, D.C.?] : U.S. Army Signal Center and Fort Gordon, 1984-
Subjects:	United States. > Army > Handbooks, manuals, etc. Telephone switching systems, Electronic > Handbooks, manuals, etc.

Evans: US Documents (Annex 5th floor)