Region
Pennsylvania
108
Philadelphia (Pa.)
106
Philadelphia
74
United States
74
Bethlehem (Pa.)
17
Great Britain
12
New York (State)
8
Bethlehem
6
Lehigh University
6
New York (N.Y.)
6
France
5
Europe
4
Germany
4
Massachusetts
4
New Jersey
4
Cuba
3
England
3
Germantown (Philadelphia, Pa.)
3
Mauch Chunk (Pa.)
3
Northampton County (Pa.)
3
Pittsburgh
3
Scotland
3
Virginia
3
Washington (D.C.)
3
Allentown (Pa.)
2
Ambler (Pa.)
2
Bucks County
2
Bucks County (Pa.)
2
California
2
Canada
2
Chicago (Ill.)
2
China
2
Connecticut
2
Delaware River Valley (N.Y.-Del. and N.J.)
2
Dwellings
2
Fritz Engineering Laboratory
2
Israel
2
Italy
2
Kentucky
2
Lehigh River Valley (Pa.)
2
Linderman Library
2
Mexico
2
Minneapolis (Minn.)
2
New York
2
Packer Hall
2
Peru
2
South Bethlehem (Bethlehem, Pa.)
2
Tropics
2
West (U.S.)
2
Williams Hall
2
more ...