Miscellaneous References and Mentions

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

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

Business Atlas and Shippers' Guide (1895)
Published by Rand McNally & Co.

A note taken from the Shipper's Guide for Duplex:
Services available in 1895: had a Post Office, no Railroad mentioned

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