Tuesday, November 28.
**ETHICAL SOCIETY. "The Ethics of Work and Recreation," Rev. S. M. Crothers. Religious Union Room, Phillips Brooks House, 7 P. M.
**NATURAL HISTORY SOCIETY. "Protective Coloration." Professor Fisher. "Notes on the Geology of Western Iceland," Mr. H. G. Ferguson. "Impressions of Iceland," Mr. L. J. de G. de Milhau. Training Table Room, Harvard Union, 8 P. M.