Four Lectures in Cambridge Today

Four lectures open to all members of the University will be given this afternoon and evening. Mr. George B. Leighton, of Boston, will speak on "Critical Events in the Development of American Railway Systems" in Lawrence 18 at 3.30 o'clock. Dr. Osvald Siren, of Stockholm, will give the first of a series of lectures, open to the public, on "Giotto and His Followers," in the lecture room of the Fogg Art Museum at 4.30 o'clock. At the same time Professor R. M. Johnston will lecture on "The French Railroads during the War of 1870-71" in Emerson A. Professor H. C. Biedwirth '84 will address the Modern Language Conference on "Preparedness" and 'Efficiency' from the Point of View of a Teacher of Elementary German," in the common room of Conant Hall this evening at 8 o'clock.