Miscellaneous References and MentionsWhile our initial information about Trident came from various goverment sources (GNIS, FIPS), we also found mention of Trident 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 Trident. We hope that they will be useful to you. Note: Initially, we were careless about keeping track of where our Trident data came from. The following list of references and mentions is incomplete. North American Railroad Atlas - Mountain Plains
Hixson Map of Montana (1950)
Shell Oil Map of Montana (1951)
Trident 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 Trident. See our Misc Page for Trident for more information. Railroad Mentions of Trident: Trident was mentioned in the following schedule: Burlington Northern Railroad Time Tables (April 1970) Footnotes ...
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