CONTENTS OF VOL. I, 



CHAPTER I. 



1807-1827: to ^t. 20. 



Birthplace. — Influence of his Mother. — Early Love 

 of Natural History. — Boyish Occupations. — Do- 

 mestic Education. — First School. — Vacations. — 

 Commercial Life renounced. — College of Lausanne. 



— Choice of Profession. — Medical School of Zurich. 



— Life and Studies there. — University of Heidel- 

 berg. — Studies interrupted by Illness. — Return to 

 Switzerland. — Occupations during Convalescence . 1 



CHAPTER II. 



1827-1828: ^et. 20-21. 



Arrival in Munich. — Lectures. — Relations with the 

 Professors. — Schelling, Martins, Oken, Dollinger. 



— Relations with Fellow - Students. — The Little 

 Academy. — Plans for Traveling. — Advice from 

 his Parents. — Vacation Journey. — Tri-Centennial 

 Diirer Festival at Nuremberg 46 



CHAPTER III. 



1828-1829: ^t. 21-22. 



First Important Work in Natural History. — Spix*8 

 Brazilian Fishes. — Second Vacation Trip. — Sketch 



