Region
19th Century
1
Allemagne
1
Boston
1
Chadds Ford
1
Düsseldorf
2
Düsseldorf (Allemagne)
2
États-Unis
10
France
1
Germany
2
Grande-Bretagne
1
Great Britain
1
Kentucky
1
Massachusetts
1
New York
1
New York (État)
1
New York (N.Y.)
1
New York (State)
1
Pennsylvania
3
Philadelphia
2
Poland
1
United States
81
Washington (D.C.)
1