Original vintage ad for THOMPSON RAMO WOOLDRIDGE INC.  Bell Stereo Tape Transport Recorder for professional quality playback and recording.  6 advanced features include Record Level Meters on each channel, integrated record-playback Stereo Pre-Amplifier on single chassis, Speed Keys automatically switch record equalization to assure maximum response at booth speeds, Off Key disengages drive mechanism, Positive Record Interlock with back-lighted indicators, Mike Inputs on master control panel, always accessible.
Main office located at 555 Marion Road, Columbus, OH.
This unique old one page 1961 high fidelity stereo component trade magazine advertisement would display beautifully matted and framed.  It would make a nice accompaniment to your vintage stereo.