Region
United States
20
Pennsylvania
18
Philadelphia
11
Great Britain
4
Russia
3
Kansas
2
Latin America
2
Pennsylvania--Politics and government
2
Utah
2
Wheatland (Lancaster, Pa.)
2
Haiti--Revolution, 1791-1804
1
Kansas--History--1854-1861
1
Penn
1
Philadelphia (Pa.)
1
Philadelphia (Pa.)--Commerce
1
Schuylkill Permanent Bridge (Philadelphia)
1
Schuylkill River (Pa.)
1
United States--Custom House (Philadelphia, Pa.)
1
United States--History--Civil War, 1861-1865
1
United States--Politics and Government--19th century
1
United States--Politics and government
1
United States--Politics and government--1861-1865
1
Utah--History--Civil War, 1861-1865
1
Washington (D.C.)
1