DECIMAL CLASSIFICATION 
Wisconsin 
977.57 Southwest counties 
571 La Crosse 
572 La Crosse (city) 
573 Vernon 
574 Crawford 
575 Richland 
1576 Sauk 
577 Grant 
578 Towa 
579 Lafayette 
58  “entral south counties 
.581 Columbia 
.582 Dodge 
.583 Dane 
584 Madison 
585 Jefferson 
.586 Green 
587 Rock 
Janesville 
Beloit 
Walworth 
Southeast counties 
Washington 
Ozaukee 
Waukesha 
Milwaukee 
Milwaukze (city) 
Racine 
Racine (city) 
Kenosha 5I 2b, 
Kenosha (city) 
Population in 1920 
44 355 
30 421 
38 378 
18 293 
21 284 
457 147 
58 503 
40 472 
6 
Minnesota 
3 Mar, 1849, organized as territory from Northwest territory and Louisiana purchase 
11 May 1858, east part admitted as 32d state; west part merged in Dakota territory 1861 
Population 2,387,125 in 1920 Area 80,858 sq. mi. 86 counties 
Sobriquet: Gofer state Canital: St Paul 
Iowa 
12 June 1838, organized as a territory 
28 Dec. 1815, admitted as 29th state Area 56,025 sq. mi. 
Population 2,404,021 in 1920 99 counties 
Sobriquet: Hawkeve state Capital: Des Moines