PEALE.] 



LOWER GEYSER BASIN — ^EAST FORK GROUP. 



139 



Taile of the First or East Forlc Grow^— Continued. 



Size of spring. 







Eemarks. 



2by4fpet 



6 Inches by 1 foot 



A foot or two in diameter. 



do 



3by4feet 



A loot or so in diameter. 

 do 



°F. 

 138 

 154 

 165 



196 

 110 

 162 

 163 



o p. 



18 inches diameter . 

 2Jby4feet 



49 4 feet long, 18 inches to 2 



feet wide. 

 49a 7 inches by 1 foot 



2 inches by 1 foot 



lOby SOfe^et , 



10 by 15 feet , 



2by'8feet 



192 

 190 



112 



al90 



200 



al93 



&196 



176 



195 



1 p.m 



58 



1.30 p.m. 



25 feet diameter. 



3 by 5 feet ... 



15 bv 24 feet 

 6 by 10 feet-. 

 3 by 5 feet ... 



Mound 18 inches diameter 



3 by 8 feet 

 2 by 3 feet 



2 by 4 feet 



10 by 10 feet 



9 feet Ions;, Ah feet wide, with 

 overhanging edge 4 feet 

 high. 



5 feet long 



Spring 8 by 18 inches, pool 

 15 feet long 



2 holes, each 4J feet diame- 

 ter. 



3J feet diameter 



4 feet diameter 



3 inches diameter 



3 by 5 feet 



Two springs, each about 3 



feet fli.ameter. 

 3 feet diameter 



156 



150 



165 



95 

 116 

 118 



97 

 186 

 155 

 117 

 100 



105 

 185 

 165 

 173 

 144 

 115 

 75 

 125 

 150 



130 

 97 

 166 

 170 



146 

 120 



140 

 171 

 193 



116 



2 p.m. 



53 



3 p.m. 



50 



Hard ^eyserite mound; bubbles and sponts 



a foot or more. 

 On mound with 40. 

 In the gTass. 



? On mound with No. 40 only, below in 

 5 ravine. 



Dead hole on mound. 

 Hole beneath rock on side of hill. 

 Hole with bubbler back of it. The water 



rises and falls. 

 Leatheiy looking lining. This spring is on 



the water-way from 47. 

 Back of 48. 

 Geyser cone constantly bubbling. 



Near 49. 



Bubbling hole. 



Small, gray spring. 



Fissuie on side oi' hill above 50. 



Pool in the grass, with other holes near it. 



Cavern-like pool. 



Bubbles escape from one end. Above this 



are other springs not yet taken. 

 This spring is on flats in timber, near the 



trail between the river and springs 



grouped near No. 40. 

 White pool in which sand bubbles up with 



water. Back of it are sizzling holes. 

 Turbid pool. 



Holes in grass. 



Hot ooze. 



Eed spring above white mound. 



Red spring, almost extinct, on a geyserite 



mound. 

 Quiet spring, 



> "White-bordered springs. 



Eed pool. 



^ Red, slimy-looking oozes. 



Greenish and reddish lined cavern. 

 100 yards below group of 69-72, in the 

 timber. 



Round, red, leathery-like lined spring. 

 Almost dead spring on white mound. 

 Pear-shaped pool. 

 Pool, with spring at end. 



White and funnel-shaped. 



Greenish-lined basin. 



Spring in bed of small stream, leading 

 from others. 



Gray basin, with white border on outside. 

 Two dark gray, almost black, holes. 



Small, red spring. 



* On the edge of spring. 

 DESCKIPTION. 



The springs included from No. 1 to l^o. 5 are on a sort of marshy pla- 

 teau, which is bordered by low butte-like hills. They are evidently the 

 remnants of what were once numerous springs, now overgrown with 

 grass and converted into a marsh. The drainage from these springs 



