XIV LIST OF ILLUSTRATIONS. 



THERMAL SPRINGS. 

 Accompanying Report of A. C. Peale, 

 [Plates, figures, and maps.] 



PLATES. 



Facing page — 



Plate C— (Chromolitliograph) Castle Geyser and Beautiful Spring, 



Upper Geyser Basin 63 



I.— Cleopatra Spring, Mammotli Hot Springs 70 



I a. — Liberty Cap and Shallow Basins, Mammotli Hot Springs 70 



II.— The Pulpit, Mammotli Hot Springs 72 



III. — Stalactitic Basins, Mammotli Hot Springs 72 



lY. — Lower Basin, Mammotli Hot Springs 74 



V. — General view of Main Terrace, Mammotli Hot Springs 74 



V a. — Summit of Main TeiTace in 1871, Mammotli Hot Springs. . 76 



V 6. — Summit of Main Terrace in 1878, looking south, Mammoth 



Hot Springs 76 



V c. — Summit of Main Terrace in 1878, looking north, Mammoth Hot 



Springs 78 



V d. — Fissure Ridge, back of Main Terrace, Mammoth Hot 



Springs 78 



VI. — ^Eastern Basin, Mammoth Hot Springs 80 



VI a. — Glen Grotto, Mammoth Hot Springs 82 



VI t. — Boiling Sulphur Spring, Crater Hills 92 



VI c. — Muddy Geyser in action, 1871, at Mud Volcanoes 96 



: VI fZ.— Mud Spring at Mud Volcanoes., 1871 102 



VII. — Fig. 1. Crater of Thud Geyser, Lower Basin of Fire Hole"\ 



Ki^'^'" - \ 146 



Fig. 2. Crater of Fountain Geyser, Lower Basin of Fire ( 



Hole River J 



' VIII. — Mud Puifs, Fountain Group, Lower Fire HoleBavsin 150 



IX. — Near view of White Dome, Lower Fire Hole Basin 162 



X. — Distant view of Great Fountain and White Dome, Lower 



Fire Hole Basin 162 



XL — Crater of Great Fountain Geyser, Lower Fire Hole Basin. 164 



XI a. — ^Near view of Great Fountain, Lower Fire Hole Basin 166 



D. — (Chromolithograph) Great Blue Spring (Excelsior Geyser), 



Lower Geyser Basin 180 



XII. — Fortress Geyser, Lower Fire Hole Basin 180 



XIII. — Cliif Caldron (Excelsior Geyser), Egeria Springs 182 



XIII a. — General view of Egeria Springs 184 



XIV. — Grotto Geyser, Upper Ge;v ser Basin of Fire Hole River 190 



XIV a. — Grotto Geyser in action, Upper Fire Hole Basin 192 



XV. — Fan Geyser, Upper Fire Hole Basin 194 



XVI. — Giant Geyser, Upper Fire Hole Basin ." 196 



XVII. — Crater of Oblong Geyser, Upper Fire Hole Basin 198 



XVIIL— The Punch Bowl, Upper Fire Hole Basin 202 



I XIX a. — Near view of the crater of the Castle Geyser, Upper Fire 



\ Hole Basin 204 



I XIX a. — ^Near view of Crater of Castle Geyser from the north, Up- 

 per Fire Hole Basin 206 



XX. — Crater of the Grand Geyser, Upper Fire Hole Basin 210 



XXI. — Crater of the Turban Geyser, Upper Fire Hole Basin 216 



XXIL — Old Faithful Geyser in action, Upper Fire Hole Basin 220 



