CONTENTS 



CHAPTER PAGE 



I. GENEALOGICAL AND FAMILY NOTES i 



II. CHILDHOOD AND YOUTH 19 



III. LIFE AT CARLISLE no 



IV. THE YOUNG PROFESSOR 121 



V. THE SMITHSONIAN INSTITUTION 221 



VI. LIFE IN WASHINGTON 227 



VII. 1850 TO 1865 248 



VIII. 1865 TO 1878 384 



IX. THE SECRETARY, 1878 TO 1887 396 



X. THE U. S. NATIONAL MUSEUM 409 



XL THE U. S. COMMISSION OF FISH AND 



FISHERIES 416 



XII. APPRECIATIONS 433 



INDEX 451 



