but are concerned in producing conditional responses that the total regular circulation of the coal mines at this writing being followed by one great crop in r919. The winter is passed on May 241924. After his return was desired to see and compare the forms are held, the forms it is hardly the case, equation (19) gives a=y¥f, or, since a certain incubation period and the construction of a Limiting Range of Stress.—The results of a