GENERAL TABLE OF CONTENTS, 
PART I. 
ITINERARY. 
PART II. 
REPORT ON THE TOPOGRAPHICAL FEATURES AND CHARACTER OF THE COUNTRY. 
PART III. 
REPORT UPON THE INDIAN TRIBES: 
By Lieutenant A. W. Whipple, Thomas Ewbank, Esq., and Prof. William W. Turner. 
PART IV. 
REPORT ON THE GEOLOGY OF THE ROUTE. 
1. —General Report upon the Geological Collections, with a Geological Map, Section, &c., by W. P. Blake, Geologist of the 
office of the Pacific Railroad Explorations and Surveys. 
2. —Itesumd and Field Notes, with a Geological Section, and other Illustrations, by Jules Marcou, Geologist and Mining 
Engineer to the Expedition. 
PART V. 
REPORT ON THE BOTANY OF THE EXPEDITION. 
1. —General Description of the Botanical Character of the Country, with a Botanical Map and Profile, by JonN M. Bigelow, 
M. D., Surgeon and Botanist to the Expedition. 
2. —Description of the Forest Trees, by John M. Bigelow, M. D. 
3. —Description of the Cactaceai, with Illustrations, by George Engei.mann, M. D., of St. Louis, and John M. Bigelow, M. D 
4. —Description of the general Botanical collections, with illustrations, by Prof. John Torrey, M. D., L. L. D., and Prof 
Asa Gray, M. D., L. L. D. 
5—Description of the Mosses and Liverworts, with Illustrations, by W. S. Sullivant, Esq. 
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