I didn't read if anyone gave you an answer to your questions regarding Alexander & Samuel Morrison in Maine. Anyway, on ancestry.com census records was the following: Census 1850: Alexander Morrison, Penobscot Co., Bangor Alexander Morrison, Washington Co., Calais Samuel Morrison Penobscot, Bangor Samuel Morrison Hancock Co., Ellsworth Samuel Morrison Aroostook Co., Linneus Hope this gives you a clue. Revae