COPYRIGHT, 1914, BY J. B. LIPPINCOTT COMPANY 

 COPYRIGHT, 1915, BY J. B. LIPPINCOTT COMPANY 

 COPYRIGHT, 1916, BY J. B. LIPPINCOTT COMPANY 

 COPYRIGHT, 1917, BY J. B. LIPPINCOTT COMPANY 



PUBLISHED NOVEMBER, 1914 

 SECOND EDITION, APRIL, 1915 

 THIRD EDITION, JANUARY, 1916 

 FOURTH EDITION, SEPTEMBER, 1917 



PRINTED BY J. B. LIPPINCOTT COMPANY 



AT THE WASHINGTON SQUARE PRESS 



PHILADELPHIA, U. S. A. 



