M. 3.] 



gannett's additional lists of elevations. 



449 



Preliminary line for the extension oftlie Utah and Nortliern Railroad from 

 the crossing of Snake River, Idaho, to Helena, Mont, (from Capt. E. L. 

 Berthoud, chief engineer J. 



Stations, etc. 



Elevation. 



Snake Eiver, east bank 



Snake River, Avater level 



Snake Eiver, west bank 



40 miles from Eoss Fork 



50 miles from Eoss Fork 



Opposite east end of Market Lake 



60 miles from Eoss Fork 



70 miles from Eoss Fork 



80 miles from Eoss Fork 



Bank Camas Creek 



Water in Camas Creek 



90 miles from Eoss Fork 



South bank Dry Creek, on basalt cliff 



Stream bed 



North bank Dry Creek, on basalt cliff 



100 miles from Eoss Fork 



Beaver Canon, stage-station 



Mouth of Beaver Canon 



112 miles from Eoss Fork, in Beaver Creek Canon.. . 



Summit of Pleasant Valley divide 



Opposite Summit stage-station , 



120 miles from Eoss Fork 



130 miles from Eoss Fork 



140 miles from Eoss Fork 



150 miles from Eoss Fork 



160 miles from Eoss Fork 



170 miles from Eoss Fork 



Watson's stage-station 



180 miles from Eoss Fork 



Blacktailed Deer Creek, water 



190 miles from Eoss Fork 



Beaverhead Eiver, at Beaverhead, water 



200 miles from Eoss Fork 



Euby Eiver 



Salisbury Station, on the bench 



210 miles from Eoss Fork 



220 miles from Eoss Fork 



South bank Jefferson Eiver 



Water-level, Jefferson Eiver 



North bank, Jefferson Eiver, bluff 



Fish Creek, bed 



230 miles from Eoss Fork 



Pipestone Creek, bed 



Whitetail Deer Creek, bed 



Whitehall stage-station 



240 miles from Eoss Fork 



250 miles from Eoss Fork 



Summit between Whitetail Deer and Boulder Creeks 



Little Boulder Creek, water 



260 miles from Eoss Fork ... 



Boulder Creek, bed 



Opposite Boulder City 



Summit between Boulder and Prickly Pear Creeks . . 



Prickly Pear Creek 



Jefferson City 



Warm Springs Hotel 



Clancy 



280 miles from Eoss Fork 



Prickly Pear Creek, bed 



290 miles from Eoss Fork 



Bench mark in Helena 



Comer-stone in basement of school-house 



Feet. 



4.741 

 723 

 741 

 756 

 811 

 806 

 837 

 843 

 898 

 914 

 907 

 153 

 615 

 575 

 604 

 875 

 925 

 140 

 566 

 856 

 764 

 756 

 403 

 054 

 772 

 528 

 354 

 269 

 165 

 158 

 950 

 828 

 801 

 697 

 720 

 769 

 543 

 473 

 466 

 504 

 484 

 434 

 396 

 447 

 493 

 561 

 008 

 800 

 851 

 893 

 889 

 904 

 757 

 761 

 575 

 296 

 262 

 253 

 080 

 951 

 061 

 149 



Feet. 



4,715 



,697 



,715 



,730 



r85 



,780 

 ,811 



,817 

 ,872 

 ,888 

 ,881 

 127 



589 

 549 

 578 

 894 

 899 

 114 

 540 

 830 

 738 

 730 

 377 

 028 

 746 

 502 

 328 

 243 

 139 

 132 

 924 

 802 

 775 

 671 

 694 

 743 

 517 

 447 

 440 

 476 

 458 

 408 

 370 

 421 

 467 

 535 

 982 

 774 

 825 

 867 

 963 

 878 

 731 

 735 

 549 

 270 

 236 

 227 

 054 

 925 

 035 

 123 



