COPYRIGHT, 1917 AND 1929, 

 BY THE MACMILLAN COMPANY. 



All rights reserved, including 

 the right of reproduction in 

 whole or in part in any form 



Set up and electrotyped. Published November, 1917. Reprinted 

 June, 1924. Reissued March, 1927. 



Revised edition, Published August, 1929- 



PRINTED IN THE UNITED STATES OK AMERICA BY 

 THK BERWICK, tc SMITH CO. 



