Miscellaneous References and MentionsWhile our initial information about Throop came from various goverment sources (GNIS, US Census, FIPS), we also found mention of Throop in various books, maps and other sources. We've created the following list to keep track of the sources that proved useful in adding to our knowledge about Throop. We hope that they will be useful to you. Note: Initially, we were careless about keeping track of where our Throop data came from. The following list of references and mentions is incomplete. Business Atlas and Shippers' Guide (1895)
A note taken from the Shipper's Guide for Throop: Rand McNally Map of Pennsylvania (1911)
Shell Oil Road Map for Pennsylvania (1956)
Throop is contained in a comprehensive list of Post Offices that was created by Cameron Blevins and Richard Helbock.<1> We found Throop in these Censuses: 2010-1990. See our Census Page for Throop for more information. Both the GNIS and FIPS databases contain entries for Throop. See our Misc Page for Throop for more information. Footnotes ...
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