LIST OF ILLUSTEATIOl^S. 



VOLUME 11. 



I. Portrait of Louis Agassiz at the age of 

 Fifty-Five ; originally published in " Nature " 



Frontispiece 



II. The Laboratory at Nahant ; from a draw- 

 ing by Mrs. Elliot Vignette 



III. Cottage at Nahant ; from a photograph . 549 



IV. Museum of Comparative Zoology ; from a 



photograph 661 



V. Portrait Bust of Agassiz by Powers at the 

 Museum of Comparative Zoology ; from a 

 photograph 681 



VI. View of Penikese ; from a photograph . . 769 



