Notes are definitions and information on various aspects of Mechanical Engineering - Heat Engines, Internal Combustion Engines, Symbols for Physical Quantities, Historical-people and their inventions, Minutes of Meeting of Instructors and Examiners, Engineering Thermodynamics III, Refrigeration. Jack chose to do Engineering while still at Footscray Technical School as it gave access to Diploma Courses and tertiary studies. This enabled him to enter the University of Melbourne and do a Bachelor in Mechanical Engineering - 1945, 1946, and 1947. In 1948 he did a Diploma in Education at Melbourne University. From this path he was able to follow a career in teaching and his first appointment was at the School of Mines in Ballarat, (SMB) 1949. He became the first Vice Principal of SMB in 1960 and then Principal in 1964 to 1976. From 1976 to his retirement in 1987, he was the Foundation Director of Ballarat College of Advanced Education (BCAE). The Library building at Mount Helen Campus is named after him.Handwritten and typed notes. Plain and lined sheets.e j barker, jack barker, melbourne university, engineering, diploma of mechanical engineering, diploma of electrical engineering, school of mines ballarat, smb, diploma in education, vice principal, principal, foundation director, ballarat college of advanced education, bcae, bachelor of mechanical engineering, library, mount helen campus, engineering drawing, design, specifications, manufacture, heat engines, internal combustion engine, symbols of physical quantities, hisory, people, inventions, instructors, examiners, report, refrigeration