[D. b.] 76 = 78 Midwest 
76 South Central and Gulf 
el Alabama 
e2 Mississipoi 
«3 Louisiana 
4 Texas 
«6 Oklahoma 
°7 Arkansas 
e& Tennessee | 
09 Kentucky 
77. North Central and Lake 
el Ohio 
°2 Indiana 
3 Illinois 
“4 Michigan 
05 Wisconsin 
+6 Minnesota 
o7 Sowa 
8 Missouri 
9 
78. Plains and Mountain Region 
el Kansas 
02 Nebraska 
03 South Dakota 
4 North Dakota 
26 Montana 
27 Wyoming 
28 Colorado : 
8. tee Vents 
