196 
THE UNITED STATES GEOLOGICAL SURVEY. 
[BULL. 227. 
Special maps of exceptional economic importance. a 
Locality. 
Price. 
Single. 
Arizona: 
Bisbee 
Globe 
Arkansas: 
Hot Springs 
California: 
Banner Hill 
Genesee 
Goleta 
Grass Valley 
Indian Valley 
Indio 
Mother Lode, district I 
Mother Lode, district II 
Nevada City 
Santa Barbara 
Shasta 
Southern, sheet I 
Southern, sheet II 
Taylorsville 
Colorado: 
Aspen 
Cripple Creek 
Rico 
Tenmile district 
Idaho-Mon tana : 
Coeur d' Alene 
Michigan: 
Menominee 
Missouri-Kansas: 
Joplin district 
Montana: 
Butte 
Helena 
Marysville 
Nevada: 
Tonopah 
New Jersey: 
Franklin Furnace 
Oregon: 
Crater Lake (with descriptive text dorso). 
Texas: 
Terlingua 
Utah: 
Bingham (mining map) 
Park City 
Tintic 
Tintic (mining map) 
Wisconsin: 
Marathon 
Wausau 
Wyoming-Colorado: 
Encampment 
Feet. 
Cents. 
12000 
12000 
1 : 62500 
14400 
31680 
62500 
14400 
65500 
125000 
63360 
63360 
14400 
62500 
62500 
250000 
250000 
31680 
9600 
25000 
23600 
31680 
: 62500 
: 62500 
: 62500 
: 15000 
: 62500 
: 31250 
: 12000 
: 14400 
: 62500 
: 50000 
: 20000 
: 25000 
: 62500 
:9600 
: 125000 
: 125000 
1 : 90000 
20 
50 
50 
20 
100 
100 
100 
100 
20 
50 
100 
250 
250 
50 
25 
50 
50 
100 
50 
20 
10 
20 
50 
50 
20 
10 
100 
25 
50 
50 
50 
20 
20 
20 
a The Survey has issued a sheet of "conventional signs" used on its topographic maps; price, 5 
cents a single sheet; 2 cents each in lots of 100 or more. 
bNo wholesale rate for Crater Lake sheet. 
