THE POLAE WORLD: 



A POPULAR DESCRIPTION OP 



MAN AND NATURE 



ARCTIC AND ANTARCTIC REGIONS OF THE GLOBE. 



By Dr. G. HARTWIG, 



.VUTUOR OF 



'THE SEA AND ITS LIVING WONDERS," "THE HARMONIES OF NATURE,' 

 AND "THE TROPICAL WORLD." 



WITH ADDITIOML CHAPTERS AND ONE HUNDRED AND SIXTY 

 THREE ILLUSTRATIONS. 



N E W YORK: 

 HARPER & BROTHERS, PUBLISHERS, 



FRANKLIN SQUARE. 

 1869. 



