Computers- The Key to Total Systems Control: An Industrial Viewpoint Man-Man-machine processes are characterized in five main types, and the markets for each type are shown for 1950 and 1960 and estimated for 1970. CACM March, 1962 Carlson, W. M. CA620314 JB March 20, 1978 2:53 PM 618 5 618 618 5 618 618 5 618