19 MAY 1928, Page 21

A Bibliography of the Writings of William Harvey, compiled by

Mr. Geoffrey Keynes (Cambridge University Press, 21s.), comes at an opportune moment. The first edition of Motu Cordis (of which seventeen copies are recorded by Mr. Keynes) is 'extremely difficult to obtain : we are glad to know that the- NoneSuch Press is bringing out a new edition. Of this bibliography we need but say that it is as good as those previously published by the same author : he has a fascinating subject and conveys his own enjoyment of it to the reader.