i:kks.] CLASSIFIED KEY TO THE INDEX. 141 
Page. 
Metrology — Continued. 
Washington 210 
West Indies 210 
Wisconsin 210 
Wyoming 210 
General 210 
Rocks described 211 
Philippine Islands 212 
5 hysi< (graphic geology 212 
Alaska 212 
Appalachian region 212 
Atlantic coast region 212 
Canada 212 
( j reat Basin region 213 
Great Lakes region 213 
Great Plains region 213 
Mexico 213 
Mississippi Valley region 213 
New England and New York 213 
Ohio Valley region 213 
Pacific coast region 213 
Rocky Mountain region 213 
Southwestern region 213 
General , • 213 
'orto Rico 213 
Quaternary 213 
Alaska 213 
Appalachian region 213 
Atlantic coast region - 213 
Canada 214 
Central America 214 
Great Basin region 214 
Great Plains region 214 
Gulf region 214 
Mississippi Valley region 214 
New England and New York 214 
Ohio Valley region 214 
Pacific coast region 214 
Rocky Mountain region 214 
biode Island 214 
alvador 214 
ilurian 214 
Alaska 214 
Appalachian region 214 
Canada 214 
Great Lakes region 214 
Mississippi Valley region 214 
New England and New York 214 
Ohio Valley region 214 
Southwestern region 214 
outh Carolina 214 
outh Dakota 214 
Tennessee 215 
