Analysis of information sources in references of the Wikipedia article "East Norriton Township, Montgomery County, Pennsylvania" in English language version.
3006 Keenwood Rd. 19403- Compare with the East Norriton zoning map for proof of location: "Zoning Map" (PDF). East Norriton Township. Retrieved May 2, 2020.
3006 Keenwood Rd. 19403- Compare with the East Norriton zoning map for proof of location: "Zoning Map" (PDF). East Norriton Township. Retrieved May 2, 2020.
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: CS1 maint: archived copy as title (link)3006 Keenwood Rd. 19403- Compare with the East Norriton zoning map for proof of location: "Zoning Map" (PDF). East Norriton Township. Retrieved May 2, 2020.
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: CS1 maint: archived copy as title (link)