Title: Air traffic control
Subjects: Aeronautics, Air traffic control, Air traffic controllers, Airport control towers, Airports, Appropriations and expenditures, Automation, Communication systems, Contracting out, Cost control, Cost effectiveness, Electronic equipment, Equipment and supplies, Evaluation, International Business Machines Corporation, Management, Procurement, Radar air traffic control systems, Surveillance radar, Technological innovations, Testing, United States, United States. Federal Aviation Administration
Places: Colorado, Connecticut, Michigan, New Jersey, New York Metropolitan Area, Traverse City, United States