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Place
- Delaware--Wilmington1
- England--Manchester1
- France1
- Germany--Kempten1
- Massachusetts--Cambridge1
- Naval Research Laboratory (U.S.)1
- Ohio--Cleveland1
- Ohio--Columbus1
- Ohio--Troy1
- Pennsylvania--Allegheny County1
- Pennsylvania--Pittsburgh1
- Rhode Island--Providence1
- Ropes & Gray1
- Texas--Freeport1
- Virginia--North Garden1
- Washington (State)--Seattle1
- Wissahickon Valley Watershed Association1