ILLUSTRATIONS. 
MAPS. 
i 
GEOLOGICAL MAP OF THE ROUTE. 
GEOLOGICAL SECTION FROM THE Mississippi TO THE Paciric, with remarks by W. P. Blake. 
PLATES. 
Page. 
Section of Pyramid mountain 25 
Carboniferous fossils—drawn by F. B. Meek At the end 
Cretaceous fossils—drawn by F. B. Meek At the end. 
WOOD CUTS.* 
Petit Jean mountains—drawn by H. P. Mollhausen 12 
Strata of carboniferous sandstone near Fort Coffee- -drawn by H. B. Mollhausen 14 
Sans Bois mountains— drawn ier ollhau 15 
Columns of sandstone—drawn by H. B. Mollhausen 18 
Antelope hills—reduced ie a sketch by H. B. Mollhausen 20 
Table hill near Shady creek—drawn by H. B. Mollhausen 21 
Bluffs of the Llano erger by H. B. Mollhausen 23 
Remnant of stratum of sandstone near Laguna Colorado—drawn by H. B. Mollhausen 26 
Albuquerque and the Sandia Soe du by A. H. Campbell 30 
atural arch and column, Zuiii--drawn by A. W. Whipple 41 
Silicified trunk of a tree—drawn by H D Mollhausen 43 
Silicified stump and block—drawn by H. B. Mollhausen 43 
1 wilhamook- wn Mollhausen 50 
Banks of the Hawilhamook—drawn by H. B. Freen 51 
Valley of the Mojave—drawn by J. C. Tidball, U.S. A ; 53 
uff of carboniferous sandstone and shale—drawn by H. B. Mollhausen 63 
daten ledge of carboniferous sandstone—drawn by H. B. Mollhausen 64 
Dardanelle rock—drawn by H. B. Mollhausen 66 
SMALL GEOLOGICAL SECTIONS IN THE APPENDIX. 
Hill of Dolomite and red marl W. P. B., from Jules Marcou 2 134 
Section of the bluff at camp 42 do 134 
Section of the bluff of the Llano, camp 46.... do do 136 
Section of the carboniferous, Cañon San Antonio...do do 142 
Section east from Albuquerque do do - 3 143 
Inclined stiata near Sheep spring do do 146 
ion from camp 67 to camp 68 . do do 149 
Section near the Colorado Chiquit do do 152 
Section of the bluff, Azt tai do do eat ` 
* All the wood engravings for this rep from the establish f N. Orr & Co., N. York. 
