Miscellaneous References and MentionsWhile our initial information about Blackgum came from various goverment sources (GNIS, FIPS), we also found mention of Blackgum 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 Blackgum. We hope that they will be useful to you. Note: When we started collecting data about Blackgum, we were inconsistent about keeping track of where that data came from. As a result, this list of references and mentions is probably incomplete. George#&160;F. Cram Map (1922)
Rand McNally Map of Oklahoma (1911)
Blackgum 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 Blackgum. See our Misc Page for Blackgum for more information. Footnotes ...
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