7.00.--Economics Society dinner in the Union.

7.00.--Trials for 1918 debating team in Harvard 6.

8.15.--Organ recital by Dr. A. T. Davison in Appleton Chapel.

Wednesday, April 14.

4.45.--Lecture of the Chemical Colloquium "The Relative Stability of the Cobaltainmine Complexes," by Mr. A. T. Larson, in the Coolidge Memorial Laboratory.

5.00.--Cutter Lecture on Preventive Medicine, "The Phenomena of Infection," I, by Dr. Victor C. Vaughan, Dean of the School of Medicine and Surgery, University of Michigan, in the Amphitheatre of Building E, Harvard Medical School, Longwood avenue, Boston.

8.00.--1918 smoker in the Living Room of the Union.

Thursday, April 15.

Last day to hand in compositions for the Francis Boott Prize.

4.00.--University baseball team vs. Maine at Soldiers Field.

4.00.--1918 baseball teams vs. Lynn Classical High at Soldiers Field.

5.00.--Cutter Lecture on Preventive Medicine, "The Phenomena of Infection," II, by Dr. Vaughan in the Amphitheatre of Building E, Harvard Medical School, Longwood avenue, Boston.

8.00.--Pierian Sodality concert in Sanders Theatre.

Friday, April 16.

Last day for receiving applications for College Rooms for 1915-16.