INDEX. 
35 
Page. 
Porcupine Creek placers, examination of, 
by A. H. Brooks 9 
study of 11 
Prospectors, rush to Porcupine district by.. 12-13 
21-22 
rush to Rainy Hollow district by 28 
Quartz ledge, occurrence and character of. 18 
Quartz veins, occurrence and character of. 18 
Rainy Hollow district, assays of ores from. . 28 
claims in 28 
examination of 27 
location and character of 1 1 , 27 
rush to 28 
Rant, Captain, hospitality of 11 
Reconnaissance by A. H. Brooks 9 
Riffles, kinds of 29 
Ripinski, Mount, view from 9 
River beds, value of 31 
Routes to Porcupine region, account of 10,30 
Salmon River, bench on 27 
claims on 27 
discovery of gold on 13 
Schist, occurrence of 17 
Sedimentary belt, character and course of. 15 
fossils of 16-17 
gold-bearing creeks of 16 
Sedimentary rocks, mineralization of 17 
Silver, occurrence of 27 
Paga 
Silver-bearing ores and gravels, assays of . . 20 
Slates, mineralization of 17 
occurrence of 16 
Slates, mineralized, source of gold in 20-21,31 
Sluice boxes, size and character of 29 
Snowfall, amount of 31 
Spencer, Dr. A. C, acknowledgments to... 11 
cited on Alaskan rocks 15 
■ Supplies, transportation of 30 
Surveys in Porcupine district, mention of.. 9 
Throp's trail, use of 30 
Topography of Porcupine district, charac- 
ter of 14-15 
Trails. See Routes. 
United Gold Mining Company, property of. 24-25 
Water supply, amount of 30 
Wells Post, location of 11 
Wiley, , exploration by 12 
Wiley claim, mention of 24 
Woodin claim, description cf 25-26 
geologic section at 25 
view below 24 
view of 18, 26 
Wright, C. W., assignment to Porcupine re- 
gion of 9 
route followed by 10 
Yendestaka, location of 10 
o 
