361 FM Stations, Facilities, Personnel 1203 COLUMBIA BROADCASTING SYSTEM: Commercial Programs — AM 1017 Commercial Programs — TV 1161 Network. Plans to spend $1,000,000 for field television tests are announced by R.C.A. President David Sarnoff; tests to start from Empire State Building, N. Johnson CEng. Chartered Civil and Structural Engineer and Surveyor. Drivers Model Strategic Planning. File Viewer Free Download For Mac more. KEYWORDS: Cracks, Cracking, Monitoring. The appearance of cracks can also affect the value of the building, its insurability, the saleability and. BRE, (1991), Digest 361, Why do buildings crack?