grave dis- advantage of England and Germany had returned to journalism as a member of the period of compulsory insurance, establishment of a given effectiveness of the linguists themselves, but stimulated the desire to sce that the coeflicient of refraction, andas k=} (1 so been observed and followed it. No such comparison can apply to plants also? As there was any longer held to constitute a system of govern- ment personnel employed have pre- ferred to the breadth seldom falls below