Sworn examination of John Quayle, Clerk of the Rolls in the Isle of Man, taken before a Commissioners of Inquiry in September 1791. Quayle provides detailed testimony on pre-1765 customs administration, the role of Paul Bridson as Deputy Searcher, revenue collection procedures, duties on tea and tobacco, smuggling seizures, and the transition of authority following the 1765 Revestment Act. This document is part of a post-Revestment inquiry into the island's governance and revenue management.