MIL-D-10198 Complete Document History
Dial Telephone Central Office (Fixed Plant, 800 Lines Expansible To 1,600 Lines, 9 Feet Height, Strowger Type, Step by Step).


Obsolete Revision Information:
   NOTICE - NOTICE FOR BASE - Sept. 10, 1964
   BASE - Dial Telephone Central Office (Fixed Plant, 800 Lines Expans - March 21, 1950