Tactical Control System 
Thermal Control System 
Traction Control System 
Thermal Control Subsystem 
Transmission Control Switch 
Textual Conventions 
Tactical Command System 
Television Camera System 
theater communications system 
Trajectory Control Sensor 
Tactical Communications System 
Tactical Control Station 
Take care sweetheart 
Teaching Company Scheme 
Technical Committees 
Technical Concurrence Sheets 
TECH-STRAN 
Telemetry and Command Station 
Telephone conference summary 
The Criminal Syndicate 
Theoretical Computer Science 
Thermal Control Systems 
Total Concept Sales 
Traffic Control Station 
Traffic Control System 
Train Control System 
Training Circulars 
Transformational Communications Study 
Transformational Communications System 
Transmission Controlled Spark