John Heinz National Wildlife Refuge at Tinicum (Pa.)
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found: Work cat.: John Heinz National Wildlife Refuge at Tinicum, 2003:p. 1 (refuge est. 1972) p. 3 (in 1991 name changed from: Tinicum National Environmental Center, to: John Heinz National Wildlife Refuge at Tinicum, after the late senator who helped preserve Tinicum Marsh) p. 6 (located in metropolitan Philadelphia and adjoining Delaware County, Pa.)
found: John Heinz National Wildlife Refuge at Tinicum fact sheet for members of Congress, 2003, via WWW, Feb. 4, 2004(current acres: 932; proposed: 1,200)
found: Nat. Wild. Ref. System.
found: Rand McNally.
notfound: GNIS, Feb. 4, 2004
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