Please could someone help me. I have a Grace Mcmaster in my family tree. She married William Sloan on 23rd June 1839. Was her date of birth 18/10/1819 which makes her parents John Mcmaster (his parents John McMaster and Magdalena McGowan)and Margaret McGuffie or is her date of birth 10/5/1819 and parents Robert Mcmaster and Mary Mcgeoch Thank you Jean Watkins