You won't find early (up to 1892) Maine vital records online. They were originated & filed in the Town Clerk's offices. The Calais City offices are at www.calaismaine.org/page/963-747/stafff-directory
You might find the Border Historical Society Research Center, http://borderhistoricalsociety.com/ResearchCenter.html
helpful and the Porter Memorial Library, www.porterlib.me.us/services.html#genealogy
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