Miscellaneous References and Mentions

While our initial information about Grotto came from various goverment sources (GNIS, FIPS), we also found mention of Grotto 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 Grotto. We hope that they will be useful to you.

Note: Initially, we were careless about keeping track of where our Grotto data came from. The following list of references and mentions is incomplete.

Grotto 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 Grotto. See our Misc Page for Grotto for more information.