Bell Laboratories Record, Volumes 1-7

11th floor Rest alloys American amplifier antenna Apparatus Development Basketball Bell Laboratories Bell Laboratories Record Bell System Bell System League Bell Telephone Laboratories Bowling bridge cable carrier cell cent central office circuit coil connection corrosion cuit curve cycles decibels dial direct direct current Electric Company film filter floor Rest Room frequency Glee Club Hawthorne impedance installation insulation lamp magnet measuring ment method modulation mounted Netcong operation panel patent plate private branch exchanges prize pulses quency R. V. L. HARTLEY radio receiver relay Research resistance selectors sender signal sound speed spring station Stuyvesant High School subscriber Swimming Class switch Systems Development Department tele Telegraph Company Telephone and Telegraph Telephone Company terminal tion toll tone tournament trans transmission transmitter trunk tubes unit vacuum tubes vibration visited voltage wave Western Electric Western Electric Company wire Women