Monday, February 26.

PRESIDENT AND FELLOWS OF HARVARD COLLEGE. Meeting at No. 50 State St., Boston, 10.30 A.M.

**HARVARD BOTANICAL CLUB. "Chemotropism among the Fungi," Mr. H. R. Fulton. "Some Forest Conditions in Maine," Mr. R. F. Hammatt, Nash Lecture Room, Univ. Mus., 4.30 P. M.

LECTURE. "Some Applications of Physical Chemistry to Metallurgy," I, Mr. Woolsey McA. Johnson, of New York. Lecture Room of Rotch Building, 4.30 P. M.

**PHYSICAL COLLOQUIUM. "The Velocity of X-rays," Mr. Adams. "Progress of Research in the Jefferson Laboratory," Mr. Sawtelle, Jefferson Physical Laboratory, Room 25, 5 P. M.

SEMINARY OF ECONOMICS. "The Development of English Trade to the Levant," Miss. G. F. Ward, University 23, 4.30 P. M.

*WILLIAM BELDEN NOBLE LECTURES. I. "Jesus Christ and World Sympathy," Rev. President Charles Cuthbert Hall, D.D., Lecture Room of the Fogg Museum, 8 P. M.