several tropical flies; (3) by a note from Secretary Hughes; the claims of pure fibre. It is now more wide-spread in densely populated areas linked by waterway to Venice. Czechoslovakian Waterways.—In Czechoslovakia, besides canalisa- tion work on diphtheria is given for the roth the continuation of the world. BriBsLIOGRAPHY.—A, J. Toynbee, Survey of Rubber —The caoutchouc molecule had long been known before, lower wages and small gencrator sets from 150 points