86 
INDEX. 
Page. 
Circle, location and character of 11 
supplies from 68 
Cleary Creek, character of 71-72 
developments on 77-80 
gold on 67 
location and course of 71-72, 81 
origin of 67 
rocks on 73-74 
thawing on, view of 70 
Climate, account of 12-13 
Coal, gold in 47 
occurrence of 13, 33 
Coal-bearing rocks, character of 26 
Collier, A. J., portion of geologic map by .. 25 
stratigraphic table by 24 
work of 13 
Confederate Creek, rocks on 30, 37 
Conglomerates, gold in 56, 58 
Corylus McQuarrii, occurrence of 38 
Cretaceous rocks, character and occurence 
of 25-26 
Crooked Creek, character and location of. . 22 
course and tributaries of 59 
Crow Creek, work on 44 
I). 
Davis Creek, character and location of — 42 
Dawson, supplies from 39 
Deadwood Creek, location of, and condi- 
tions on 59-61 
Denison Fork, location of 19, 46 
Development, economic, account of 9-12 
Developments on claims, account of 39-84 
Devonian rocks, character of 25, 37 
occurrence of 25-26, 32 
Diabase, character and occurrence of 37 
Diorite, character and occurrence of 36-37 
Discovery Fork, location of, and conditions 
on 53-54 
Dome Creek, gold on 53 
Domes, occurrence and character of 17 
Dump, view of 48 
Duties, tariff, payment of 10 
E. 
Eagle, elevation of 18 
location and character of 10 
rocks near 31, 33 
Eagle area, creeks of, conditions on 53-54, 58 
location of 53 
Eagle Creek, conditions on 64-65 
Eocene rocks, character of 25 
fossils of 38 
occurrence of 34 
Ester*Creek, gold on 70 
Excelsior Creek, location of 19 
rocks on and near 31, 33 
F. 
Fagus Deucalionis, occurrence of 38 
Fairbanks, altitude of 23 
bridge at 16 
establishment and development of 67-69 
location of 11-12, 68-69 
passage to, cost of 69 
supplies from 68-69 
Page. 
67 
81 
. 82-83 
. 72-73 
3, 73-74 
Fairbanks, C. W., town named for 
Fairbanks Creek, character of 
developments on 
origin, course, and character of.. 
rocks on and near 
Fairbanks region, character of 22-23, 83-84 
drainage of 11-12, 22-23, 66-81 
economic developments in. 11-12,67-68,74-84 
geology of 23-38, 73-74 
gold of 28, 66-84 
history of 66-67 
investigation in 15 
location of 12, 22-23 
map of 14, 60 
mining developments in 66-84 
population and production on 67-68 
rocks of 28, 66 
streams of, character of 74-75 
topography of 17, 22-23 
trails to 12 
Falls, The, location and character of 55 
Feed, occurrence of 12-13 
Fish, occurrence of 17, 51 
Fish Creek, location of 72-73 
timber on 83 
Flume Creek, gold on 57 
gravels on 35 
origin and character of 20-21, 57 
rocks on 32, 57 
Food, character of 17, 44 
Forest fires, occurrence of 14 
Fortymile area, creeks of, conditions of . . . 39-53, 
58-59 
Fortymile Creek, character of 18-19 
gold on 9, 39, 52 
navigation of 10, 19 
rocks on 27, 51 , 52 
source and course of 18-19 
view on 10, 20 
Fortymile Creek, North Fork of, bed of, 
view of 50 
cut-off in, view of 50 
course and character of 19, 51 
gold on 39,51-52 
rocks of 30, 37, 51-52 
work on 52 
Fortymile Creek, South Fork of, course and 
character of 19 
rocks near 32 
Fortymile Dome, location of 18 
Fortymile formation, character of ... 25, 28-31, 37 
gold in 30 
occurrence of 25-26, 28-31, 58 
Fortymile quadrangle, map of 34 
Fortymile region, character of, summary of . 58 
drainage of 18-21, 39-59 
economic development of 10-11 
geology of 23-37 
gold placers of 39-59 
gavels in 34 
investigation and mapping of 13, 14 
mining developments of 39-59 
population and production on 59 
rocks of 29-31, 37, 58 
topography of 17-21 
trails to 10 
Fortymile drainage system, location and 
character of 18-19 
