*Open to University. **Open to Public.
Monday, April 22.
*PHYSICAL COLLOQUIUM. "Magnetisation of Long Iron Rods." Mr. C. L. B. Shuddemagen. Jefferson Physical Laboratory, Room 25, 5 P. M.
PHILOSOPHICAL SEMINARY. "The Organization of a Philosophical Course of Study." Professor Royce. Emerson A, 7.30 P. M.
MODERN LANGUAGE CONFERENCE. "The Quality of Shakspere's Imagination." Dr. H. deW. Fuller. Common Room, Conant Hall, 8 P. M.
**LECTURES ON MUNICIPAL OWNERSHIP. 1. "The Main Issues Connected with Municipal Ownership. The Regulation of Private Trade. Municipal Ownership and Local Taxation." Major Leonard Darwin. Emerson Hall Lecture Room (first floor), 8 P. M.
Tuesday, April 23.
*GEOLOGICAL CONFERENCE. "On the Minerals of the Copper Mines of the Lake Superior District." Professor Palache. Mineralogical Lecture Room, 8 p. M.
**LECTURES ON ANCIENT LAW. III. "Self-help." Professor Vinogradoff. North Room, Austin Hall, 8 P. M.
Wednesday, April 24.
*HARVARD BOTANICAL CLUB. "A Botanical Trip to South America. III. Punta Arenas and the Antarctic Beech Forest." (Illustrated by the Stereopticon.) Professor Thaxter. Nash Lecture Room, 4.45 P. M.
**LECTURES ON ANCIENT LAW. IV. "Compromise." Professor Vinogradoff. North Room, Austin Hall, 8 P. M.
Thursday, April 25.
Last day for receiving names of competitors for the Boylston Prizes for Elocution.
*HARVARD ENGINEERING SOCIETY. "Experiences of an Engineer in Jamaica." (Illustrated by the Stereopticon.) Mr. Charles M. Harrington. Pierce 110, 8 P. M.
*HARVARD DIVINITY CLUB. "Why Harvard Men should go into the Ministry." President Eliot. Divinity Hall, 8 P. M.
**LECTURES ON ANCIENT LAW. V. "Religious Authority." Professor Vinogradoff. North Room Austin Hall, 8 P. M.
Friday, April 26.
*ZOOLOGICAL CLUB. "A Case of Reversion Produced by Cross-Breeding, and its Fixation." Professor Castle.--Short Papers. Zoological Laboratories, Fourth Floor, M. Z., Room 4, 4.45 P. M.
**DIVINITY SCHOOL. Devotional Service with Sermon. Mr. Edwin M. Slocombe. Divinity Chapel, 7.30 P. M.
**LECTURES ON MUNICIPAL OWNERSHIP. II. "English Municipal Statistics. The Probability of Profit-Making by Municipal Ownership. Municipal Management." Major Leonard Darwin. Emerson Hall Lecture Room (first floor), 8 P. M.
Saturday, April 27.
**LECTURE. "The Growth of Children." Dr. William T. Porter. Harvard Medical School, Longwood Ave., Boston, 8 P. M.