216 78. Machine Operation. Metal sawing includes technique of hand sawing, setting up machine for sawing, filing and polishing, straight sawing, contour sawing, selection of blade for job, welding blades, band filing, polishing, two dimentional sawing, cutting out, stamping dies—Layout work, precision sawing to lines, using magnifying glass cut a male and female die on do-all saw, punch press work, setting up die shoe. The operation of the punch press, using a die set up, is also stressed. Three quarter hours. 80. Machine Operation. The course in advanced machine proc- cesses includes use of turret tool post in duplication parts, set up operational sequence on lathe jobs, set up production time, machining using jigs in drill press, milling machine and lathes. 81. Machine Operation. A course in jigs and fixtures fabrication, stressing the use of various machines in shop, including lathe, shaper^ milling machine, metal band saw, drill press, simple dril jig, lathe jig, milling machine jig. 82. Machine Operation. A course in surface grinder operation, including care of machine, setting up machine for grinding, coolants used, correct wheel for the job, cutting feeds of speeds, surface finish, grinding plane surfaces, form grinding, grinding angular surfaces, truing and dressing wheels, balancing wheels and face grinding. 83. Machine Operation. A course in cylindrical grinding operation, including grinding wheels, truing and dressing, work holding devices, plain grinding, taper grinding, shoulder grinding, internal grinding, form grinding, coolants and cutting compounds. 84. Machine Operation. A course in tool and cutter grinder operation, including grinding wheels, types, sizes and selection, truing and dressing equipment, grinding cylindrical milling cutters, clearance grinding, grinding form tooth cutters, rinding reamers and taps, end mills, side mill cutter and slitting saws. 85. Machine Operation. A course in centerless grinding operation, including grinder attachements, grinding wheels, balancing wheel spindle, work holding and clamping devices, truing and dressing equipment, speeds, feeds, in-feed and end feed methods of grinding, coolants and cutting compounds, and machine adjustments. 86. Machine Operation. A course in quality control including inspection equipment, dial test instruments, comparitors, gauge blocks, optical flates, fixed gauges, mic-masters, surface finish inspection, hardness testing, and gauge testing. WATCHMAKING 71-A.B.C. Watchmaking. A course devoted to the general practice of watch repair, including bench work, lathe work, clock mechanisms and lever escapements. Each unit of work is practiced and studied separately as well as in general repair. Course is designed primarily as a leisure time activity. Those wishing special instruction can also receive assistance. Three quarter hours. 72-A.B.C. Watchmaking. 71. Three quarter hours. 73-A.B.C. Watchmaking. 72. Three quarter hours. 74-A.B.C. Watclimaking. 73. Three quarter hours. 75-A.B.C. Watchmaking. 74. Three quarter hours. 76-A.B.C. Watchmaking. 75. Three quarter hours. A continuation of Watchmaking No. A continuation of Watchmaking No. A continuation of Watchmaking No. A continuation of Watchmaking No. A continuation of Watchmaking No. WELDING 71. Welding (Electric Arc.) Course offered for those students who have had little or no training in arc welding as well as those who wish to upgrade themselves in the trades. It is a continuous course running for six quarters beginning with fundamentals of welding and continuing into advanced welding. Classroom instruction is given—welding beads, butt joints, lap joints, fillet weld, pipe welding, overhead, vertical and fat position weding, preparing and welding of repair jobs, cast aluminum welding are also given. Three quarter hours. 72. Welding (Electric Arc.) A continuation of Welding (Electric Arc.) No. 71. Three quarter hours. 73. Welding (Electric Arc.) A continuation of Welding (Electric Arc.) No. 72. Three quarter hours. 74. Welding (Electric Arc). A continuation of Welding (Electric Arc.) No. 73. Three quarter hours. 75. Welding (Eelectric Arc). A continuation of Welding (Electric Arc.) No. 74. Three quarter hours. 76. Welding (Electric Arc). A continuation of Welding (Eelectric Arc.) No. 75. Three quarter hours. 81. Welding Acetylene). Course offered for those students who have had little or no training in acetylene welding as well as those who wish to upgrade themselves in the trade. It is a continuous course running six quarters, beginning with fundamentals of acetylene welding and continuing into advanced welding, and repair jobs. Classroom instruction is given. Welding beads, butt joints, lap joints, fillet welds, pipe welding, as well as overhead, vertical and flat position welding. Bronze welding of cast white metal, etc., is given. Three quarter hours. 82. Welding (Acetylene). A continuation of Welding (Acetylene) No. 81. Three quarter hours. 83. Welding (Acetylene). No. 82. Three quarter hours. A continuation of Welding Acety- 84. Welding (Acetylene). A continuation of Welding (Acetylene) No. 83. Three quarter hours.