GEOLOGICAL SURVEY OF THE TERRITORIES. 

 List of ehvatiotis 07i Yelloivstone River. 



801 



At Yellowstone Lake 



At Mud Geysers 



At top of upper falls ...... 



Height of upi)er. falls, 140 feet< 

 Top of lower falls 



Height of lower falls, 397 feet. 



Month of Tower Creek 



At bridge, mouth of East Fork 



Mouth of Gardiner's River 



At " Devil's Slide" 



Mouth of Caiiou Creek 



At Butler's Ranch 



At head of Lower Canon 



Miles from 

 mouth of 

 Shield's 

 River. 



105.5 

 99.5 

 90.5 



90.0 



77.0 

 74.0 

 54.0 

 48.0 

 38.0 

 28.0 

 8.0 



Elevation. 



7,788 

 7,705 

 7,093 



7,485 



6,207 

 5, 978 

 5, 360 

 5, 160 

 5,058 

 4,985 

 4,643 



Fall per 

 mile. 



Feet. 



13.8 

 1.3 



136.0 



67.8 

 76.3 

 30.9 

 3.3.3 

 10.2 

 7.3 



ir.i 



Mevations-on the East Forh of the Yelloivstone. 



(a) Measured by aneroid. 



List of elevations on the Madison River. 



Miles from 

 mouth. 



Elevation. 



Fall i)er 

 mile. 



Extreme source, Madison Lake, (Mr. Heriug's 

 report.) 



In Upper Geyser Basin 



Mouth of East Fork of Fire-Hole : 



Mouth of Gibbon's Fork 



At camp 16 



At mouth of East Fork of Madison 



In middle of second canon 



Three miles above camp 20 



At mouth of Indian Creek 



At camp 23, near English George's Ranch 



At head of Lower Caiiou 



At bridge 



At camp 26 



At mouth 



170 



160 



148 



142 



129 



116 



103 



81 



66 



55 



41 



23 



13 



8,301 



7,367 

 7,237 

 6,808 

 6, 604 

 6,567 

 6, 348 

 5,693 

 5,494 

 5,026 

 4,848 

 4, 521 

 4,356 

 4,129 



Feet. 



93.4 

 10.8 

 71.5 

 15.7 

 2.8 

 16.8 

 29.8 

 13.3 

 42.5 

 12.7 

 18.2 

 16.5 

 17. 5 



51 G S 



