Miscellaneous References and Mentions

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

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

Rand McNally Map of Pennsylvania (1911)
Published by Rand McNally & Co.

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