Miscellaneous References and Mentions

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

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