Miscellaneous References and MentionsWhile our initial information about Gravelles came from various goverment sources (GNIS, FIPS), we also found mention of Gravelles in various books and other sources. We've created the following list to keep track of the sources that proved useful in adding to our knowledge about Gravelles. We hope that they will be useful to you. Note: When we started collecting data about Gravelles, we were inconsistent about keeping track of where that data came from. As a result, this list of references and mentions is probably incomplete. Gravelles is contained in a comprehensive list of Post Offices that was created by Cameron Blevins and Richard Helbock.<1> Both the GNIS and FIPS databases contain entries for Gravelles. See our Misc Page for Gravelles for more information. Footnotes ...
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