Town of Greenbush - Features a brief description of the town, including the origin of the village named Olamon. Provides contact information for local officials. - http://www.maine.gov/local/penobscot/greenbush/
1837 Census of Greenbush - Provides early census information. - http://www.rootsweb.com/~meandrhs/census/maine/greenbush/1837.html