Saturday, February 9.

**LECTURE. "Bacteria in Health and Disease." II. Dr. Harold C. Ernst. Harvard Medical School, Longwood Ave., Boston, 8 P. M.

Sunday, February 10.

**EVENING SERVICE. Bishop William F. McDowell, D.D., of Chicago, Ill. Appleton Chapel, 7.30 P. M.

**LECTURE. "How the Common Infectious Diseases are Spread." Dr. George B. Magrath. Harvard Medical School, Longwood avenue, Boston, 4 P. M.

Monday, February :1.

SECOND HALF-YEAR BEGINS (except in the Medical and the Dental Schools). The first term-bill is due on this day.

PRESIDENT AND FELLOWS OF HARVARD COLLEGE. Meeting at 50 State street, Boston, 10.30 A. M.

FACULTY OF DIVINITY. Meeting at 17 Quincy street, 8 P. M.

SEMINARY OF ECONOMICS. "The Recent Tariff History of Canada." Mr. W. W. McLaren. University 23, 4.30 P. M.

*PHYSICAL COLLOQUIUM. "Cathode Luminescence." Dr. Morse. Jefferson Physical Laboratory, Room 25, 5 P. M.

SEMINARY ON IDEALS AND METHODS OF THE STUDY AND TEACHING OF PHILOSOPHY. "Illustrations of Various Ways of Approaching Philosophical Study." Professor Royce. Emerson A, 7.30 P. M.

MODERN LANGUAGE CONFERENCE. "Poetry, Philosophy, and Religion." Dr. Hutchison. Common Room, Conant Hall, 8 P. M.

*LECTURE. "The Relation of the Medical Profession to the Law and the Courts." I. Ezra R. Thayer, LL.B. Administration Building of the Medical School, Room 205, 8 P. M.

CHAMBER CONCERT. The Longy Club. Lecture Room of the Fogg Museum, 8 P. M. Program: S. Lazzari, Octuor, op. 20, for flute, oboe, English horn, clarinet, two horns, and two bassoons; Mouquet, "La Flute de Pan," sonate for flute and piano; Grieg, Four small pieces for flute, oboe, two clarinets, and two bassoons; Thuille, Sextet, op. 6, for flute, oboe, clarinet, horn, bassoon, and piano.

Tuesday, February 12.

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

*GEOLOGICAL CONFERENCE. "Geological Excursions in Mexico." Professor Davis. "The Arapahoe and Denver Formations near Golden, Colo." Mr. J. W. Eggleston. Mineralogical Lecture Room, 8 P. M.

Wednesday, February 13.

*BOTANICAL CLUB. "Early Stages of Sexuality among the Moulds." (Illustrated by Cultures.) Dr. A. F. Blakeslee. Nash Lecture Room, U. M., 4.45 P. M.

Thursday, February 14.

**VESPER SERVICE. Rev. William Lyon, 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.

**PHILOSOPHICAL CLUB. "Problems, Methods, and Applications of Recent Mathematical Philosophy." Mr. Henry M. Sheffer. Emerson B, 8 P. M.

Friday, February 15.

*UNIVERSITY TEA. Phillips Brooks House, 4 to 6 P. M. All members of the University are cordially invited.

*ZOOLOGICAL CLUB. "The Life-History and Habits of the Shallow-water Scallop." Mr. D. L. Belding. Short Papers. Zoological Laboratories, Fourth Floor, M.Z., Room 4. 4.45 P. M.

Saturday, February 16.

**LECTURE. "The Care of the Sickroom." Dr. Elbridge G. Cutler. Medical School, Longwood avenue, Boston, 8 P. M.