Whilst the greatest effort has been made to ensure the quality of this text, due to the historical nature of this content, in some rare cases there may be minor issues with legibility. The bearing of such varied and productive activities goes far beyond the immediate issues of war. And reaches down to the very foundations of national welfare. The problems of peace are inextricably entangled with those of war, and if scientific methods and the aid of scientific research were needed in overcoming the menace of the enemy they will be no less urgently needed during the turmoil of reconstruction and the future competitions of peace.