INDEX 
A. Page. 
Archimedes sp., occurrence of 22 
Area of region 5,26 
Aulacophyllum, occurrence of 21 
B. 
Baker ('reck, gravels on 23 
location and character of 9, 12, 15 
rocks on 25 
timber on 16 
Bilker Creek group, description of 26,38-40,47 
diggings of * 38-47 
gold of 47-48 
hydraulicking in 49 
production of 39 
rocks at 39, 47 
summary of 47 
topography of 38-39 
trails to 39, 47 
Baker Flats, gold on 27 
location and character of 9, 15 
Barite, occurrence of , 33, 38, 18 
Basalt, occurrence and character of 24 
Beaver Creek, location and character of. . 9,12-14 
rocks on and near 18, 24 
timber on 16 
topography on 9-10 
Beaver Creek— Chatanika River divide, de- 
scription of 9-10 
Him 1 rock, character of 16 
Benches, occurrence of 28 29 
Berries, abundance of 16 
Birch Creek formation, character of 17 
Birch Creek region, work in 5, 7 
Bison alleni, occurrence of 35-36 
Boothby Creek, location of 11 
Boston Creek, location of 40 
Brooks, A. II., work of 7 
C. 
Carboniferous rocks, occurrence and charac- 
ter of 17,21-22 
Chatanika River— Beaver Creek divide, de- 
scription of 9-10 
Cladopora sp., occurrence of 21 
Chapman Creek, gravels on 29 
Chatanika River, location and character ot . 12 
rocks on 18 
timber on 16 
Chicago Creek, gold on 45 
Clay, ice mixed with 45 
Collier, A. .1., on Minook Creek 28 
work of 7 
Communications, cha racier of 6-7 
Copper, occurrence of 35,48-49 
Coral sp., occurrence of 22 
Creeks of region, location of 6 
St ' also individual crt i Jcs. 
( iretaceous rocks,cha racterand occurrence of 17,21 
Cytherella sp., occurrence of 22 
I). 
Dawson Creek, location of 32 
Devonian rocks, character and occurrence of 17 21 
Diaba se, minerals from 49 
Dikes, ice, occurrence of 33 
Distances, table of 49 
Doric Creek, distance to Ill 
freight rates to 19 
gold on II 12, IS 
gold specimens from, view of 38 
production of 50 
Drainage of region 12-15 
E. 
Eagle Rock, character of 18 
Elevations, character of 8 
EuomphalUS sp., occurrence of 22 
Eureka Creek, character of 40 
distance to. lit 
freight, rates to 49 
gold on 39 in 
location and character of 15,39 
mining on in 
product ion on •">(> 
Evans, Thomas, fossil found by 36 
Experimi nlal farm, I '. S.. local inn of 16 
Explorations, dates and character of 7 
V. 
Favosites epidermatus, occurrence of 21 
limitaris, occurrence of 21 
winchelli, occurrence of 21 
Fenestella sp., occurrence of 22 
Fistulipora sp., occurrence of 22 
Florida Creek, character of 32,36 37 
distance to I 9 
freight rates-to i<» 
gold on 37 
location of 3 1 
production on . r >o 
rocks on and near 21 
Folding, occurrence of 20 
Fortymile forma I ion, character of 17 
Fortymile region, work in 5,7 
Fossil Creek, location and character of hi, 31 
Fossils, occurrence of 17, l«t 22,31 
Freighting, rates for 6,39, 19 
G. 
Garnets, occurrence of 37 38,48 
Gazzam Creek, Location and character of... I I 
51 
