Harvard Total Abstinence League. Address. Rev. Louis Albert Banks, D. D., of Boston. Sever 11, 7.30 p.m.

Open to the public.

Boylston Chemical Club. The Nature of Solution. Mr. Harry F. Brown. Boylston 9, 7.30 p.m.

Open to all members of the University.

Geological Conference. Papers by Mr. G. W. Tower, "The Intrusive Rocks at Lowell." Mr. H. B. Goodrich, "The Dorchester and West Roxbury Slate." Mr. L. S. Griswold, "A Ratio between the Corrosive and Erosive Processes in the Triassic Region of Connecticut," Geological Laboratory, 7.45 p.m.

7. WEDNESDAY.Classical Philology 1. Roman Private Antiquities. Professor Greenough. Harvard 1, 3.30 p.m.

Mathematical Seminary. Some Simple Linkages. Mr. A. B. Frizell. University 19, 3.30 p.m.

The lecture will be followed by a discussion of problems to be announced on the bulletin board.

Open to all members of the University.

Divinity School. Conference. Divinity Chapel, 4.30 p.m.

Dudleian Lecture. The Fourth Anniversary Lecture. Rev. William Elliot Griffis, of Boston. Appleton Chapel, 7.30 p.m.

Subject: "The maintaining, explaining and proving the validity of the ordination of ministers or Pastors of the churches, and to their administration of the sacraments or ordinances of religion as the same hath been practiced in New England." Open to the public.

Modern Language Conference. Further Notes on the English Names of the Letters. Professor Sheldon. - The Relation of Marlowe's "Faustus" to the German Faust Drama of the Seventeenth Century.

Professor Francke. Sever 2, 7.30 p.m.