Simulation of Computer Timing Device CACM July, 1962 CA620704 JB March 17, 1978 8:57 PM 1380 4 557 1552 4 557 1693 4 557 1781 4 557 1854 4 557 1860 4 557 2060 4 557 557 4 557 1421 5 557 557 5 557 557 5 557 557 5 557 3184 5 557 1198 6 557 1749 6 557 557 6 557