Admission by ticket only till 4.25 p. m.

Engineering Conference. Engines for Electric Lighting. Mr. A. W. Percival. Lawrence Scientific School, Room 7, 4.30 p. m.

Open to all members of the University.

Last vesper service of the year. Appleton Chapel, 5 p. m.

Open to the public.

Harvard Christian Association. Meeting to organize the Harvard delegation to Northfield. Seven former delegates will speak. Holden Chapel, 6.45 p. m.

Open to all members of the University.

16. Friday.Divinity School. Preaching Service. Mr. H. White. Divinity Chapel, 7.30 p. m.

Harvard Forum. Debate. Harvard 1, 7.30 p. m.

Question: "Resolved, That the power of the Speaker of the United States House of Representatives is detrimental to the public interest."

Principal Disputants.- Affirmative: S. Kennedy '97 and F. R. Plumb '99.- Negative: J. M. Letterle, Sp., and E. Boody '99.

All members of the University are invited to speak.

Open to the public.

17. Saturday.Geological Excursions of the April Recess. (1) To the Mohawk Valley, N. Y., conducted by Professor Davis. (2) To

(Continued on fourth page).