TODAY

10 o'clock

"Plato on Art and Education," Professor Perry, Emerson A.

11 o'clock

"The Temple of Zeus at Olympia," Professor Chase, Fogg Large Room.

"The Peace of Ghent," Professor Baxter, Harvard 1.

"How Good does One Need to Be?" Professor Carver, Emerson 27.

"Sallust and Nepos," Professor Rand, Sever 13.

12 o'clock

"The Volume of Trade on New Routes," Professor Usher Widener U.

"The Hapsburg Dominions," Asst. Professor Langer, Harvard 1.

"Energy," Professor Black, Jefferson Physics Laboratory 250.

"Masaccio," Professor Post, Fogg Large Room.

"John Lyly," Professor Murray, Harvard 3.

TOMORROW

9 o'clock

"Amplituders in Freely Oscillating Coupled Circuits," Professor Chafee, Cruft Lecture Room.

"S. V. Benct and 'John Brown's Body," Dr. Carpenter, Sever 7.

10 o'clock

"Philip Frenean," Asst, Professor Mathisessen, Harvard 6.

"Russia in the 17th Contury: Foreign Policy," Mr. Vernadsky, Boylston 21.