*LECTURE. "The Problem of Cancer considered from the Standpoint of Immunity." Dr. F. P. Gay, of Boston. Building D, Harvard Medical School, Longwood avenue, Boston, 5 P. M. Open to members of the University and to physicians.

**LAST VESPER SERVICE OF THE YEAR. Rev. Samuel A. Eliot, D.D. Appleton Chapel, 5 P. M. The front seats are reserved for students and for officers of the University and their families till 4.55 P. M.

LIBRARY EXHIBITION. "Political Pamphlets of the American Revolution." Professor Chauning will speak at 7.30 P. M. Treasure Room of the College Library, 7 to 9.30 P. M. The exhibition will remain open on Friday, March 12, from 10 A. M. to 5 P. M., and Professor Channing will repeat his remarks at 3 o'clock. Open to the public in the afternoon on application at the desk in the Delivery Room.

**HARVARD MINING CLUB. "The Conquest of the Matterhorn." (Illustrated by lantern slides.) Professor Peters. Lecture Room of the Fogg Museum, 8 P. M.

Friday, March 12.

**LECTURES ON THE MORAL ECONOMY. IV. "The Moral Test of Progress." Professor R. B. Perry. Emerson J, 4.30 P. M.

**HARVARD PHILOSOPHICAL SOCIETY. "Modern Logic: Its Bearing on Present-day. Philosophy." Dr. H. M. Sheffer. Emerson F, 8 P. M.

**DIVINITY CLUB. "A Unitarian President." Dr. James K. Hosmer, class of 1855. Common Room, Divinity Hall, 8 P. M.

Saturday, March 13.

**LECTURES ON THE CONTEMPORARY GERMAN DRAMA. "Ibsens Moderne Dramen." Professor Kuehnemann. Emerson J, 11 A. M.

**LECTURE. "Feeding and its Relation to the Infant's Development." Dr. John Lovett Morse. Medical School, Longwood avenue, Boston, 8 P. M.