5 May 1798 Duncan Urquhart batchelor of the parish of Saint John Clerkenwell in the County of Middlesex married Elizabeth Need a minor of the parish of Saint Mary Stoke Newington Hackney at her parish and in the presence of her father Bartholemew No Need (Grimwade p.289, 333). Related post: viewtopic.php?f=74&t=28748
1796 Duncan Urquhart and Duncan & Co Impr..ts (sp?) listed in land tax records on Clerkenwell Green at the freehold of Silvania Hanley.
1805 Urquhart & Hart and Urquhart & Hart Improv..ts (sp?) listed at the above location and at the same freehold.