Jan, Thanks for your posting. The marriage date is taken from the birth certificates of their children. The date given is 4th December 1913. His father was Leonardus aartsen, his mother was Catherina Brinkman. Lily was born in London on 15th January 1895. The birth information is taken from an archive card for Franciscus. Lily,s parentage is not on it as she died in Glasgow.