Seismological Tables

A SET of seismological tables by Dr. H. Jeffreys and Dr. K. E. Bullen dated 1940 and published by the British Association for the Advancement of Science from its offices at Burlington House, London, W.I, has just been received. The tables are published with the assistance of a grant from the Gray Milne Trust. They have all been published previously by the Royal Astronomical Society and are reproduced in the booklet above mentioned in collected form.