TY  - BOOK
AU  - MILLMAN, S
TI  - History of engineering and science in the Bell System : Communication sciences(1925-1980).Prepared by members of the technical staff AT and T Bell Laboratories[Indianapolis] AT & TBell Laboratories
U1  - 621.38 M62H 
PY  - 1984///
KW  - TELECOMMUNICATION
ER  -