You may have this already. Marion Stewart was born 22 June 1856, Irvine, Ayr Her parents were Alexander Stewart and Margaret Yuille. They were married 24 August 1855, Irvine, Ayr. You can get copies of these records from www.Scotlandspeople.gov.uk. Margaret's parents were James Yuille and Marion Louden. I can give you more if you are still interested.