Coolidge, Austin J.; John B. Mansfield (1859). A History and Description of New England. Boston, Massachusetts: A.J. Coolidge. pp. 112–114. coolidge mansfield history description new england 1859.
"Chapter 1: Eastern Maine". United Divide: A Linear Portrait of the USA/Canada Border. The Center for Land Use Interpretation. Winter 2015. Archived from the original on December 10, 2018. Retrieved November 14, 2017.
eastport.net
"Eastport History". Eastport Chamber of Commerce. 2009. Archived from the original on February 28, 2010. Retrieved February 6, 2010.
"Eastport History". Eastport Chamber of Commerce. 2009. Archived from the original on February 28, 2010. Retrieved February 6, 2010.
"Chapter 1: Eastern Maine". United Divide: A Linear Portrait of the USA/Canada Border. The Center for Land Use Interpretation. Winter 2015. Archived from the original on December 10, 2018. Retrieved November 14, 2017.