Four-cylinder Cummins C-105 diesel engine

Caption reads: 'San Luis Obispo, Calif. - James F. Merson, head of the Agricultural Engineering Department at California State Polytechnic College's campus here (right), discusses a diesel fuel injector with J. R. Neal, general manager of Cummins Service and Sales, Los Angeles (left), and Dr. Dale Andrews, dean of the college (center). Neal and representatives of Cummins Engine Company recently presented the college with a four-cylinder Cummins C-105 diesel engine, which will be used in the farm power section of the college's Agricultural Engineering Department. Valued at more than $2,000 the gift also included a supercharger, injection valves and pumps, and an extensive collection of instructional literature. (Cal Poly Photo)'