Sunday, February 25.

**MORNING SERVICE. Rev. Professor Henry van Dyke, of Princeton, N. J. Appleton Chapel, 11 A. M. Students of the University enter at the south side-door. Students accompanied by friends enter at the south side-door. Officers of the University and their families enter at the north side-door. No seats except in the galleries will be open to the public.

**MEDICAL SCHOOL LECTURE. "The Effect of Posture upon the General Efficiency of the Human Being." Dr. Joel E. Goldthwait. Medical School, Longwood avenue, Boston, 4 P. M.

Monday, February 26.

PRESIDENT AND FELLOWS OF HARVARD COLLEGE. Meeting at 50 State street, Boston, 10.30 A. M.

*LECTURE. "Railway Track and Loading Gauges." 1. (Illustrated by Lantern Slides). Mr. George B. Leighton. Emerson J. 3.30 P. M.

SEMINARY OF ECONOMICS. "Labor Conditions in the Steel Industry." Mr. Charles Mills Cabot. Upper Dane, 4.30 P. M. Open to students in the Graduate School of Business Administration.

*PHYSICAL COLLOQUIUM. "A Discussion of Methods for the Measurement of the Velocity of Cathode Rays." Dr. E. L. Chaffee. Jefferson Physical Laboratory, Room 25, 5 P. M.

MODERN LANGUAGE CONFERENCE. "Folklore of the Menomimi Indians." Mr. A. B. Skinner. Common Room, Conant Hall, 8 P. M.

Tuesday, February 27.

FACULTY OF ARTS AND SCIENCES. Special Meeting at University 5, 4 P. M.

GEOLOGICAL CONFERENCE. "The Age of the Trenton Limestone in Ontario." Professor Raymond. "Some Serpentines of Western New England and Quebee." Professor Wolff. Mineralogical Lecture Room, University Museum, 4.30 P. M.

Wednesday, February 28.

BOARD OF OVERSEERS. Meeting at 50 State street, Boston, 11 A. M.

*LECTURE. "Railway Track and Loading Gauges." II. (Illustrated by Lantern Slides). Mr. George B. Leighton Emerson J, 2.30 P. M.

**LECTURES ON THE REGULATION OF CORPORATIONS. "The Fourteenth Amendment and the Limitation of the Right to Regulate Public Service Corporations." I. Hon. Francis J. Swayze, Justice of the Supreme Court of New Jersey. Emerson D. 3.30 P. M.

**LECTURE. "The Economics of Power Plant Operation." I. Mr. George I. Rhodes, Electrical Engineer of the Interborough Rapid Transit Company of New York City. Pierce 110, 4 P. M.

HISTORIC OPERATIC CONCERTS. VI. Professor W. R. Spalding, Lecturer; Miss Elizabeth Amsden, Mme. Marie Louise Martini, Miss Jeska Swartz, Mr. Fernand De Potter, Mr. Rafaelo Diaz, Mr. Max Kaplick, Mr. Howard White, Soloists. Sanders Theatre, 8.15 P. M. Admission tickets to this concert, at fifty cents each, will be on sale at the Co-operative Main Store, Harvard Square, on Monday, February 26.

Thursday, February 29.

Last day for re-engaging College Rooms for 1912-13.

**LECTURES ON THE REGULATIONS OF CORPORATIONS. "The Fourteenth Amendment and the Limitation of the Right to Regulate Public Service Corporations." II. Hon. Francis J. Swayze, Emerson D. 3.30 P. M.

**LECTURE. "The Economics of Power Plant Operation." II. Mr. George I. Rhodes. Pierce 110, 4 P. M.

**ZOOLOGICAL CLUB. "The Evolution of the Deniltion of Bats." Dr. Glover M. Allen. Zoological Lecture Room, University Museum, 4th floor, Room 4, 4.45 P. M.

*LECTURES ON THE POLITICAL GEOGRAPHY OF EUROPE. I. Professor R. M. Johnston. Emerson A. 5 P. M.

**HARVARD DIVINITY SCHOOL AND ANDOVER THEOLOGICAL SEMINARY. Preaching Service. Mr. F. M. Pyke. Andover Chapel, 5 P. M.

BOSTON SYMPIIONY ORCHESTRA CONCERT. Soloist: Miss Katharine Goodson. Sanders Theatre, 8 P. M. Program: Weber, Overture, "Euryanthe"; Schumann, Symphony No. 2, C major; Saint Saens, Concerto for Pianoforte in C minor; Wagner, Prelude and Liebestod from "Tristan and Isolde."

Friday, March 1.

Last day for receiving from persons intending to enter College applications for Price Greenleaf Aid, James A. Rumrill Scholarships, and Charles Elliott Perkins Scholarships, for 1912-13.

BUSSEY SEMINAR. "Experimental Hybridization of Echinoids." Professor W. E. Castle and Mr. C. C. Little. Bussey Institution, 2 P. M.

*GRADUATE CHEMICAL CLUB. "Compressibility Determinations." Mr. J. W. Shipley. "The Action of Sodium Malonic Ester on Monobromtriiododinitrobenzol." Mr. F. C. Whitmore. Boylston 9, 4.45 P. M.

Saturday, March 2.

Last day in the second half-year upon which Undergraduates, Spesial Students, and Unclassified Students in Harvard College may drop, without liability for additional course fees, courses of study that begin in the second half-year