114 14. Machine Shop. Machine Shop methods and practice. It deals with some bench work and hand tool usage, basic fundamentals of lathe, drill press, shaper, and milling machine operation such as facing, rough and finish turning, thread cutting, drilling, reaming, boring, taper turning, plane and angular shaping and gear work. Two shop periods a week. Two quarter hours. Winter. Staff 15. Machine Tool Operation. Training in use of hand tools, and in bench work and tool sharpening, together with elementary training on drill press and engine lath. Reading assignments on machine tool operations, and applications of mathematics to machine tool problems are included. Five credit hours. Autumn. Staff 16. Machining Process. Introduction to work on the shaper, planer, do-all, and milling machines. Five quarter hours. Winter. Staff 18. Engineering Mechanics. Principles of static stress analysis of engineering structures and materials. Prerequisites: Physics 7, Mathematics 7, 8 with at least C grade. Four lecture periods a week. Four quarter hours. Winter, Spring. Huish, Murphy 19. Engineering Mechanics. A continuation of Engineering 18. Includes an introduction to Kinetics. Prerequisite: Engineering 18, with at least C grade. Four lectures a week. Four quarter hours. Spring. Murphy 24. Principles of Electrical Engineering. A beginning course in the theory of electrical engineering. Topics include electrical quantities, resistance and conductance, Kirchoff's laws, network ther- ems, and introduction to a.c. circuit theory. Prerequisites: Physics 7 and Mathematics 7, or may be taken concurrently. Three lecture periods a week. Three quarter hours. Autumn. Atkins 25. Principles of Electrical Engineering. A continuation of Engineering 24. Topics include inductance, capacitance, circuit equations, complex algebra, average power and effective current, electrical measuring instruments, analysis of simple a_c. circuits, substitution methods, and resonance. Prerequisites: Engineering 24, Mathematics 7, and Physics 7. Three lecture periods and one laboratory period a week. Four quarter hours. Winter. Atkins 26. Principles of Electrical Engineering. A continuation of Engineering 25. Topics include graphical solution of circuits, solutions by network therems, coupled circuits, nonlinear elements, and Fouier analysis. Prerequisites: Engineering 25, Mathematics 8, and Physics 8. Three lecture periods and one laboratory period a week. Four quarter hours. Spring. Atkins 115 28. Wet Assaying. Theory and practice of technical analysis of ores and metallurgical products by wet methods. One lecture and two laboratory periods a week. Prerequisite: Chemistry 8. Three quarter hours. Spring. Staff 29. Physical Metallurgy. Designed for mechanical engineers aimed to give them a knowledge of the principles of Physical Metallurgy of metals and alloys. Three quarter hours. Autumn. Murphy 30. 31, 32. Introduction to Chemical Engineering. Elementary chemical-engineering calculations; illustrative problems in material and energy balances. Two lectures a week. Prerequisites (may be taken concurrently): Mathematics 7, 8, 9, Physics 7, 8, 9; Chemistry 7, 8. Two quarter hours. Winter, Spring. Murphy 40. Engineering Orientation. Deals with vocations and professions with special emphasis on the engineering professions, objectives of engineering education, professional ethics of engineering, how to study engineering, achievements in the various branches of engineering, and how to make a wise choice of vocation. One lecture period a week. One quarter hour. Autumn, Winter. Atkins, Cutler, Stevenson 41. Slide Rule and Engineering Problems. The operation and use of the Slide Rule. The scales C. D. A, B. L, K, S, T, SRT, CI, CB\ DF, CIF, LL1, LL2, LL3, LLOl, LL02, LL03 are studied and applied to the solution of engineering problems. Prerequisite: Trigonometry in high school or college (may be taken concurrently). One quarter hour. Winter, Spring. Cutler, Murphy, Terry 42. Welding Methods. Theory and practice of oxy-acetylene and electric arc welding. It deals with fusion welding and cutting with acetylene on steel alloys and non-ferrous metals. Electric welding of steel in varied thickness and positions. One shop period a week supplemented by lecture. One quarter hour. Autumn, Winter, Spring. Staff 43. Acetylene Welding. Principles and practice in fundamentals of oxy-acetvlene welding and cutting. Two quarter hours. Winter. Staff 44. Electrical Welding. Principles and practice in use of the latest types of electric-arc welding equipment. Three quarter hours. Spring. Staff 47. Technical Reports. Principles of composition which are applicable to engineering and scientific reports. Prerequisites: English 1, 2, (English 2 may be taken concurrently). Three quarter hours. Winter. (See English 9.) Mikkeisen