Appleton Chapel, 7.30 p. m. Rev. Professor C. C. Everett, D. D.

Members of the University are requested to enter by the door on the south side of the Chapel. The front pews will be reserved for them until 7.30.

Week-day morning prayers at 8.45 a. m. No seats are assigned, either for officers or classes.

Rev. Lyman Abbott, D. D., will conduct morning prayers from April 18-22.

Dr. Abbott may be found at Wadsworth House 1 daily, from 9-11 a. m.

18. MONDAY.Study and Teaching of History. The Aids to Historical Teaching: Archaeology, Palaeography, Chronology, Geography, etc. Lecture. Professor Emerton. Harvard 1, 4.30 p. m.

Open to the public.

Seminaries of American History and of Political Economy. Joint meeting. Some early Anti-Immigration Laws. Mr. E. E. Proper. University 20, 7.30 p. m.

Semitic Conference. A Mediaeval Syriac Charm. Mr. W. H. Hazard. Sever 7, 7.30 p. m.

Harvard Philosophical Club. Lecture by Professor A. Loissette. Subject: "The Improvement of the Memory." Sanders Theatre, 8 p. m.

Open to the public.

Harvard Natural History Society. Lecture, illustrated with the stereopticon, by John Murray, Ph. D., on the "Abysmal Regions of the Great Ocean Basins." Harvard 1, 8 p. m.

The public are invited.

Application of Science to the Useful Arts. Lecture. Subject: "Count Rumford and the services he rendered humanity by his study of the laws of heat." Experimental illustration of old and new methods of measuring heat will be given. Professor Trowbridge. Jefferson Physical Laboratory, 8 p. m.