Miscellaneous References and MentionsWhile our initial information about Portland Mills came from various goverment sources (GNIS, FIPS), we also found mention of Portland Mills 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 Portland Mills. We hope that they will be useful to you. Note: When we started collecting data about Portland Mills, we were inconsistent about keeping track of where that data came from. As a result, this list of references and mentions is probably incomplete. Business Atlas and Shippers' Guide (1895)
A note taken from the Shipper's Guide for Portland Mills: Table of U.S. Post Offices in the United States (Jan. 1851)
U.S. Post Offices (Oct. 1846)
Map from 1908 (unknown title/publisher) Both the GNIS and FIPS databases contain entries for Portland Mills. See our Misc Page for Portland Mills for more information. |