000 00501pam a2200145a 44500
008 140414b1950 xxu||||| |||| 00| 0 eng d
082 _a621.381
_bATT
245 _aThe Bell System Technical Journal
_cedited by Mcmillan, B.
260 _aNEWYORK
_bAMERICAN TELEPHONE AND TELEGRAPH COMPANY
_c1950
650 _a THE BELL SYSTEM TECHNICAL JOURNAL
650 _aELECTRONICS AND COMMUNICATION ENGINEERING
690 _aELECTRONICS AND COMMUNICATION ENGINEERING
700 _aMcmillan, B.
906 _a40065
999 _c37961
_d37961