ABERNATHY:

William Abernathy, born 1814 at Danathadic, County Down, Ireland, died 1 Apr 1857. He came to NB with his parents in Oct 1818 and first settled in St. Stephen, Charlotte County, then went to Eastport, ME in 1832, then to Calais, ME in May 1833. He married, 23 Apr 1840 at Calais, ME, Margaret Hamilton and had two children.
PANB:MC80/2711 Thelma Eye Brooks’ Calais Maine families, page 3.