Miscellaneous References and MentionsWhile our initial information about Letha came from various goverment sources (GNIS, FIPS), we also found mention of Letha 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 Letha. We hope that they will be useful to you. Note: Initially, we were careless about keeping track of where our Letha data came from. The following list of references and mentions is incomplete. North American Railroad Atlas - Mountain Plains
Shell Oil Road Map for Idaho (1956)
Letha 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 Letha. See our Misc Page for Letha for more information. Railroad Mentions of Letha: Letha was mentioned in the following schedules: Union Pacific Railroad Time Tables (September 1924) Union Pacific Railroad Time Tables (June 1939) Footnotes ...
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