Patrick was the one underage - there is a marriage contract - Pat's parents John Cannel + Jane Callister(Kiondrohad) - Mary Caly on behalf of herself noted of Ballaugh - there is an aunt Mary Caley

I suspect your Mary is d/o Patrick Caley bapt Ballaugh 17340114 (note not 1735 as year heading is displaced) - parent I suspect dead by marr see will of Pat Caly 1743 on MNB