Every person interested iu " the Lnbor Problera " should go to he.tr the series of papers aiul addresses that will begiven on "The History of Industrial Society" before the Political Science Association beginning next Wednesday evening in Uoom24 nt the university and contiuuing every Wednesikiy evening for live weeks. The papers and addresses will be given by a club of university gentlemen who havq been making a special study of the question for the past seven months. The tírst paper on "The Development of Classes" will be read next, Wednesday evening, April 14, by Mr. H. E. Boynton. Judge Cooley will preside. All are invited. Outlines of the addresses have been printed by the university and may be had free by applying to Secretary Wade. UNITY CLUB. An unusually interesting program will be given at the " Unity Club " next Monday evening, April 12, Prof. Demmon will read a paper on the "Rise of English Prose," and Mr. W. B. Chamberlain will read a paper on "The English Ballads." Some of these ballads will be rendered both In song and recitation. Miss Louise Taylor will recite. Arthur Rchaus Company will present Daly's great comedy "A Night Off" at the Grand Opera House, April 9. The New York World speaks of it as follows: The object of a play Is elther toaruuse In struct or lmprovean audience. "A NlKlit üff, Mr. Daly's new play. Is ceitainly aniusluu to all, luiieed. lt ís full of luu, f uu too of a perleclly clean and wholesume kind. It is Mire to Imve a louu and proaperous run It would not be worth while to say what the plny was aüout, bul lt Is worth the wlille of everyone tosee lt.