Six members of the faculty will speak today and tomorrow in the Chess Room of the Union on their respective departments, as the series of Freshmen Concentration Lectures opens its second week.

Today at 5:15 o'clock, Professor Alfred M. Tozzer will lecture on Anthopology; at 7:15 o'clock, Professor Pitirim A. Sorokin, on Sociology; and at 8:15 o'clock, Associate Professor Russell Gibson, on Geology. Tomorrow, Associate Professor Francis O. Matthiessen, of the History and Literature Department, Professor Sumner H. Slichter, of Economics, and Paul D. Bartlett, associate professor of Chemistry, will speak on the same schedule.