Miscellaneous References and Mentions

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

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

Rand McNally Map of Nebraska (1895)
Published by Rand McNally & Co.

Tonic is contained in a comprehensive list of Post Offices that was created by Cameron Blevins and Richard Helbock.<1>

The GNIS database contains an entry for Tonic. See our Misc Page for Tonic for more information.