SUMMER PROGRAMS FoR 1943 13 COURSE NUMBERS IN THE ENROLLMENT SCHEDULES In the following enrollment schedules courses are numbered according to the plan indicated below except where otherwise specified. 1-49 Courses open to freshmen and sophomores. Courses marked by star (*) not open to freshmen. 50-99 Courses open to juniors and seniors. 100-199 Courses open to juniors, seniors, and graduates. y 200-299 Courses open to seniors and graduates. 300-399 Courses open to graduates (and occasionally to selected under- graduates with approval of the dean concerned). — ABBREVIATIONS USED IN THE ENROLLMENT SCHEDULES The following abbreviations are used to designate buildings: AE—Aeronautical Engineering H—Haworth Hall Aud—Hoch Auditorium J—Journalism Building B—Blake Hall M—Marvin Hall BCL—Bailey Chemical Laboratories Obs—Observatory DM—Dyche Museum R—Robinson Gymnasium F—Fraser Hall S—Snow Hall Fow—Fowler Shops S-T—Spooner-Thayer Museum FS—Frank Strong Hall UHS—University High School G—Green Hall Wat—Watson Library Wat. Hosp.—Watkins Memorial Hospital In designating the Schools of the University under ‘Primarily for credit in” the following abbreviations are employed: B—Business FA—Fine Arts C—College of Liberal Arts G—Graduate and Sciences L—Law E—Education M—Medicine Eng—Engineering P—Pharmacy