Region
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Michigan
3
Middle West
1
Mississippi River Valley
1
Mississippi, Vallée du
1
Nordamerika
1
Northeastern States
2
Ohio
5
Ohio River Valley
1
Ontario
1
Pennsylvania
1
Peoria
2
Peoria (Ill.)
2
Philadelphia
1
Pike Co
1
Pike County (Ill.)
1
Pope Co
4
Průhonice
2
Průhonice (Czech Republic)
2
Richland County
1
Richland County (Ill.)
1
Saline Co
1
Sangamon Co
1
Sangamon County
1
Sangamon County (Ill.)
3
South Carolina
1
Stephenson County (Ill.)
1
United States
19
Vincennes (Ind.)
1
Winnebago Co
1
Winnebago County (Ill.)
2
Wisconsin
2
Woodford County (Ill.)
1