President and Fellows of Harvard College. Meeting at No. 50 State street, Boston, 10 a. m.

Seminary of American History and Institutions. Diplomatic Relations with Cuba. Mr. P. L. Horne. University 20, 3.30 p. m.

Physical Colloquium. Longitudinal Ether Waves. Professor Trowbridge. Jefferson Physical Laboratory, Room 24, 5 p. m.

Harvard Religious Union. Weekly Meeting and Discussion. Subject: Tennyson and the Sentiment of Honor. Parlors of the First Parish Church, 6.45 p. m.

Botanical Club. Paper: On the Algallike Cells in Certain Protozoa. Mr. G. T. Moore. University Museum, Room 12, 7.30 p. m.

Open to all students of the University.

Exhibition of Lantern Slides. Illustrating the Fine Arts of the Middle Ages. Professor Moore. Lecture Room of the Fogg Museum, 8 p. m.

Open to the public.

Lecture. Russian History and Literature. II. 1779-1837. Prince Serge Wolkonsky. Sanders Theatre, 8 p. m.

Open to the public. Seats on the floor will be reserved for members of the University.