University Calendar.

Geological excursion to the Narragansett Basin, conducted by Mr. J. B. Woodworth. Members leave Park Sq. station at 8.45 a. m. for Attleboro. Returning, arrive in Boston at 6.40 p. m. Take luncheon. Special features: Attleboro syncline and seekouk monoclinal ridges; carboniferous river-deposits and channels; fossil rain-drop imprints, ripple-marks and carboniferous ferns.

Harvard Camera Club. Exhibition of Photographs. Sever 9, 10 a. m. to 9 p. m.

Open to the public.

16. Sunday.Appleton Chapel, 7.30 p. m. Rev. M. S. C. Wright, of New York, N. Y.

Rev. Francis G. Peabody, D. D., will conduct morning prayers from May 17 to May 20; and Rev. S. D. McConnell, D. D., from May 21 to May 31.

Dr. McConnell may be found at Wadsworth House 1 daily from 9 till 11.

17. Monday.Seminary of American History and Institutions. Social and Industrial Conditions in Massachusetts from 1780 to 1790. Mr. W. Nicholson. University 24, 3.30 p. m.

Seminary of Economics. The Financial History of the Pennsylvania Railway. Mr. R. D. Jenks. University 23, 4.30 p. m.

Engineering Conference. The Application of Compressed Air and Steam to Rock Drilling. Mr. W. F. Stevenson. Lawrence Scientific School, Room 7, 4.30 p. m.

Open to all members of the University.

Lecture. X. Supervision as Related to Progressive Tendencies. Superintendent Samuel T. Dutton, of Brookline. Harvard 1, 4.30 p. m.

Open to all members of the University and of Radcliffe College.

Reading from the Odyssey. 12. Books XXII., XXIII. Dr. A. S. Cooley. Harvard 1, 7 p. m.

Open to the public.

Harvard Camera Club. Exhibition of Photographs. Sever 9, 10 a. m. to 9 p. m.

Open to the public.

18. Tuesday.Faculty of Arts and Sciences. Meeting at University 5, 4 p. m.

Geological Conference. Paper: A proposed Sea Trip to South America. Mr. R. De C. Ward.- The Crystallization of Calcite. Dr. C. Palache. Geological Laboratory, Room 2, M. Z., 7.45 p. m.

Open to all members of the University.

Harvard Camera Club. Exhibition of Photographs. Sever 9, 10 a. m. to 10 p. m.

Open to the public.

19. Wednesday.Psychological Colloquium. Reports and Discussion of Researches. Psychological Laboratory, 1.30 p. m.

Open to all members of the University and of Radcliffe College.

20. Thursday.Engineering Conference. The Development of Electricity by Water Power. Mr. W. Partridge. Lawrence Scientific School, Room 7, 4.30 p. m.

Open to all members of the University.

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

Open to the public.