Saturday, April 11.

**MORNING PRAYER. Rev. Lyman Abbott, Appleton Chapel, 8.45 A. M.

**LECTURE. "Foods in Health and Disease." Dr. Maurice Vejux Tyrode. Medical School, Longwood avenue, Boston, 8 P. M.

Sunday, April 12.

**EVENING SERVICE. Rev. Lyman Abbott, D.D., of New York, N. Y. Appleton Chapel, 7.30 P. M.

**LECTURE. "The Development of the Microscope." Dr. Harold C. Ernst. Medical School, Longwood avenue, Boston, 4 P. M.

Monday, April 13.

**LECTURES ON THE HISTORY OF EDUCATION. II. "Some Aspects of Mediaeval Student Life." (Illustrated by Lantern Slides.) Professor A. O. Norton. Lecture Room, Robinson Hall, 4.30 P. M.

*SEMINARY OF ECONOMICS. "The Land Policy of Australia." Dr. Victor S. Clark. University 23, 4.30 P. M.

*PHYSICAL COLLOQUIUM. "The Relation of Light of Very Short Wave-length to Some Vacuum-tube Phenomena." Professor Lyman. Jefferson Physical Laboratory, Room 3, 5 P. M.

SEMINARY ON AIMS AND METHODS OF PHILOSOPHICAL STUDY AND TEACHING. Topic: "Studies Auxiliary to Philosophy." Professor Royce. Emerson C, 7.30 P. M.

**LECTURE. "Edwin Lawrence Godkin." James Ford Rhodes, LL.D. Emerson D, 8 P. M.

Tuesday, April 14.

FACULTY OF ARTS AND SCIENCES. Meeting at University 5, 4 P. M.

*GEOLOGICAL CONFERENCE. "Permo-Carboniferous Glaciation and the Shaler Memorial Expedition to Brazil." (Illustrated by the stereopticon.) Professors Davis and Woodworth. Mineralogical Lecture Room, 8 P. M.

Thursday, April 16.

*READINGS FROM ENGLISH MASTERPIECES. VIII. "The King James Bible." Mr. Copeland. Emerson D, 3.30 P. M. These readings, though intended especially for members of English 12, are open to all members of the University.

Friday, April 17.

*ZOOLOGICAL CLUB. Short Papers. "The Reactions of Amphibians to Light." Mr. A. S. Pearse. Zoological Laboratory, Room 4, 4.45 P. M.

*DIVINITY SCHOOL. Communion Service. Dean Fenn. Divinity Chapel, 8 P. M.

**PHILOSOPHICAL CLUB. "Recent Tendencies in the Philosophy of Science." Mr. H. M. Sheffer. Emerson F, 8 P. M.

Saturday, April 18.

**LECTURE. "Some Preventable Diseases of the Skin." Dr. Charles J. White. Medical School, Longwood avenue, Boston.