Miscellaneous References and Mentions

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

Note: When we started collecting data about Helmet, we were inconsistent about keeping track of where that data came from. As a result, this list of references and mentions is probably incomplete.

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