Miscellaneous References and MentionsWhile our initial information about Howland came from various goverment sources (GNIS, US Census, FIPS), we also found mention of Howland 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 Howland. We hope that they will be useful to you. Note: Initially, we were careless about keeping track of where our Howland data came from. The following list of references and mentions is incomplete. Business Atlas and Shippers' Guide (1895)
 A note taken from the Shipper's Guide for Howland: List of Post Offices in the United States (1870)
 Table of U.S. Post Offices in the United States (Jan. 1851)
 U.S. Post Offices (Oct. 1846)
 Howland is contained in a comprehensive list of Post Offices that was created by Cameron Blevins and Richard Helbock.<1> We found Howland in these Censuses: 2010-1990. See our Census Page for Howland for more information. Both the GNIS and FIPS databases contain entries for Howland. See our Misc Page for Howland for more information. Footnotes ...
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