Region
- États-Unis 2 results
- United States 2 results
- 20th century 1 results
- Amazon River Valley 1 results
- Bohemia 1 results
- Bohême 1 results
- Caroline du Sud 1 results
- Centralia 1 results
- Congo (Democratic Republic) 1 results
- Congo (République démocratique) 1 results
- Czech Republic 1 results
- Ireland 1 results
- Pennsylvania 1 results
- Pittsburgh 1 results
- Pittsburgh (Pa.) 1 results
- République tchèque 1 results
- South Carolina 1 results
- Washington (State) 1 results