Physics 15.--Radiation. Tu., Th., Sat., at 9. Dr. G. W. Pierce.

Physics 11.--The Theory of Primary and Secondary Batteries, Galvanic Cells; Lead, Iron-Nickel, and Thallium Storage Batteries: Electricity direct from coal. Tu., Th., Sat., at 10. Dr. H. W. Morse.

Physics 13.--Electric Conduction in Liquids. Tu., Th., Sat., at 11. Dr. Ayres. This course is open to students who are taking Physics 3 or have had its equivalent.

Chemistry 13.--Experimental Electro-Chemistry. Mon., Wed., Fri., at 3.30. Dr. Lewis. This course is open to those only who take or have taken Chemistry 7, and are taking either Chemistry 6 or Chemistry 20d.

Mining 17.--Mine Surveying. The general principles of underground and claim surveying. The construction of maps, sections and models. Lectures and reports. Tu., at 9. Mr. Raymer.

American Archaeology 7.--Ethnology of Polynesia and Australia. Mon., Wed., Fri., at 12. Dr. Dixon.

Professor Francke's course on The Later Romantic Movement in Germany, German 11b, will not be given. Arrangements will probably be made so that students who were preparing to take this course may take German 20c, the seminary course which will cover substantially the same ground