13. Mylne to Hogg, the Clericus Operum of Durham Cantedral, 20 November 1775, reference to Mylne’s report, which has not survived (Dean and Chapter Additional MS No. 217; Curry, Ian, The Cathedral Church of Christ and Blessed Mary the Virgin in Durham, ‘Restoration and Repairs to the Fabric 1777 to 1876’ Charlewood, Curry, Wilson & Atkinson, Architects, Unprinted, August 1980, 4)