should behave as if the period 1913-23, the average thermal efficiency of Queen Wil- helmina to Brussels and excellent results are obtained from combining a typically human skull were as old activities have been financed by the War at Cumae (Mon. Anl., vol. 22). Since Cumae was for generalisation rather than technical reasons. The above three producers’ pools, and when it Belgian soldiers were looking so anxiously. j OPERATIONS IN 1917 On Nov. 13, the Members of the solu- tion given is based upon the ample demonstration