"David{4} O'Killey ... born December 28, 1715 died --; married March 12, 1740 Mary Nickerson born November 22, 1715, died December 17, 1765. She was a daughter of John and Elizabeth (Baker). [Note: she is named Marcy (or Mercy) in her birth, marriage and death record, and in the birth record of their children.]
David Okilley married to Marcy Nickerson March 12th 1740/41 by Thos. Smith, Clerk... [Also, p. 179: Mr. David Okilley and Mrs. Marcy Nickerson ... published February 22nd 1740/1.]