Search Constraints
You searched for:
Author
U.S. Geological Survey
Remove constraint Author: U.S. Geological Survey
Institution
Penn State
Remove constraint Institution: Penn State
Place
Pennsylvania, United States
Remove constraint Place: Pennsylvania, United States
Year
1981
Remove constraint Year: 1981
1 entry found
Search Results
1. Geographic Names Information System (GNIS) for Pennsylvania
1981. U.S. Geological Survey. The Geographic Names Information System (GNIS), developed by the U.S. Geological Survey in cooperation with the U.S. Board on Geographic Names (BGN...