UNIVERSITY OF FLORIDA GY. 350.-Ground Water Geology. 3 hours. 3 credits. Prerequisite: GY. 203 or equivalent. Offered 3. General principles of ground water geology, origin, composition and geologic con- trol of accumulation, migration and emergence. Some field trips to be arranged. GY. 360.-The Geology and Mineral Resources of Florida. 2 hours, and 2 hours laboratory or field work. 3 credits. Prerequisite: GY. 204. Offered 2. Geological history, stratigraphy, and mineral resources of the State. GY. 401.-Geology of North America. 2 hours, and 2 hours laboratory or field work. 3 credits. Prerequisite: GY. 204. Offered 1. A detailed study of the physiographic regions and the geological structure of North America. GY. 412.-Economic Geology-Nonmetals. 3 hours. 3 credits. Prerequi- site: GY. 204 or equivalent. Offered 1. Origin and the geological factors responsible for the location and accumulation of coal, petroleum, building stones, salines, gypsum, phosphates, feldspars, kaolin, Fuller's earth, and other nonmetallic materials. GY. 413.-Economic Geology-Metals. 3 hours. 3 credits. Prerequisites: GY. 204 and 308 or equivalents. Offered 2. Mineral composition of the ores, mode of origin and the geologic factors respon- sible for the location and accumulation of iron, aluminum, copper, tin, lead-zinc, silver, gold, manganese, mercury and other important metals. GY. 415.-Advanced Physical Geology. 3 hours. 3 credits. Prerequisite: GY. 204. Physical nature of the earth and processes affecting the earth's surface. GY. 417.-Sedimentation and Stratigraphy. 3 hours. 3 credits. Pre- requisites: GY. 204, 308. Offered 2. Processes governing the accumulation of sedimentary rocks and the principles used in their stratigraphic correlation. GY. 420.-Micropaleontology. 1 hour and 4 hours laboratory. 3 credits. Prerequisite: GY. 321 or equivalent. Offered 1. The study of Foraminifera, Ostracoda and other microscopic fossils. GERMAN Instructional Staff 1951-52 Brunet, J., Head; Craps, J. E., Jones, O. F., Mauderli, M. O., Valk, M. E. The undergraduate major requirement must include GN. 307-308 or its equivalent, and six additional semester hours in courses in German literature. German majors are urged to include among their electives courses in French or Latin. They are also urged to elect courses in German history. COURSES FOR UNDERGRADUATES GN. 100.-The German Lied. 2 hours. 2 credits. Prerequisite: one year of college German or the equivalent. May not be counted towards a major in Arts and Sciences. Conducted in German. Reading in German and brief literary interpretation of the most familiar songs in the concert repertoire. The statement "Offered 1" means offered first semester; 2, second semester; 3, summer session.