Miscellaneous References and Mentions

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

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

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