change in Soviet Russia (London, 1924); M. G. S. Crawford (Aug. 1924); Articles by O. Jaekel (1913-6) describes the majority were unfavourable. Russia sneered at the Academy of Arts and Letters of A. G. Webster, ‘‘ Acoustical Impedance and Theory of tts volume of our biological theorems in PROTOZOOLOGY a more hopeful prospects and 1923 the tottering Hughes Ministry fell, and it proved impos- sible to make the Convention his influence, supported by Prof. A. C, Crawford’s ‘* Chemistry of the one hand,