His sister Helen Halyburton was married to Laurence Taillefer who was joint ' Customar of Edinburgh ' with Andrew Moubray senior .
Andrew Halyburton was also well - connected in the close - knit society of Edinburgh merchants .
Andrew Halyburton 's sister Helen Halyburton was married to Laurence Taillefer who was joint ' Customar Edinburgh Edinburgh ' with Andrew Moubray senior .
Andrew Halyburton was also well - connected in the close - knit society of Edinburgh merchants .