Monday, March 5.

SEMINARY OF ECONOMICS. "The Telephone Situation in Great Britain," Mr. A. N. Holcombe. University 23, 4.30 P. M.

**PHYSICAL COLLOQUIUM. "Reversible and Irreversible Photo-chemical Reactions," Dr. Morse. Jefferson Physical Laboratory, Room 25, 5 P. M.

MODERN LANGUAGE CONFERENCE. "The Beginnings of the Novel of Real Life in England," Mr. R. P. Utter. Assembly Room, Harvard Union, 8 P. M.

*WILLIAM BELDEN NOBLE LECTURES. III. "The Essential Unity of the Human Race," Rev. President Charles Cuthbert Hall, D.D. Lecture Room of the Fogg Museum, 8 P. M.