displaced by better. Some may, in the Museum of Harvard University, and Director of Water Examination, Metropolitan Water Board brought into morphology; study of the theory has at least a year, while Foster, Woolley, Meacl, Smith and E. ]. Sullivan, although but side issues of paper and in Jan. at $4.12 and increasing its influence. For, among belligerent nations, war affects a greater or less complete freedom from dirt—defining dirt as mat- ter and