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geonames.usgs.gov/pls/gnispublic/f?p=gnispq:3:::NO::P3_FID:1216701
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en.wikipedia.org/wiki/Whitehall_Township,_Pennsylvania (22 Jun 2010)
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en.wikipedia.org/wiki/Whitehall_Township,_Lehigh_County,_Pennsylvania (16 Jul 2010)
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www.whitehall.lib.pa.us/ (14 Sep 2010)
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www.whitehallhistoricalsociety.org/ (9 Jun 2010)