Miscellaneous References and Mentions

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

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

Rand McNally Map of South Dakota (1937)
Published by Rand McNally & Co.

Shell Oil Road Map for South Dakota (1949)
Published by Shell Oil Company

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

We found Isabel in these Censuses: 2010-1990. See our Census Page for Isabel for more information.

Both the GNIS and FIPS databases contain entries for Isabel. See our Misc Page for Isabel for more information.