Looking for Dennis Glackin, b 1813 Ireland. Found in census in Portland Maine, 1850. Eliza Jane McGrath, wife. Children: Everett, Mary, Frederick & Lilly. Eliza's father was Morris McGrath/McGraw from Ireland, to Nova Scotia & Halifax. James, brother of Dennis(?) listed in household. Family moved to Brooklyn NY, 1880 census. Lilly married Damaso Del Castro from Spain. Everett was a printer & was president of printers union in Brooklyn ~1890's. Eliza & Everett buried Greenwood Cemetery in Brooklyn. Can't find anymore on Dennis, died in Maine? Any help appreciated. Thank you.