Dear John MacLean,
Thank you for posting your request to History Hub!
We suggest that you review NARA’s Resources for Genealogists, as well as the History Hub Blog titled Suggestions and Advice for Family History Researchers. Also, the FamilySearch Research wiki for United States Genealogy may be useful. In addition, you'll want to check out The Family Search Wiki page on Maine Genealogy and Maine Colonial Records .
We hope this is helpful. Best of luck with your research!