Lieutenant-Governor Alexander Shaw's formal letter to the Commissioners of Inquiry (1792), submitted 19 October 1791, detailing the constitutional structure of the Isle of Man, the composition and powers of the three Estates (Sovereign, Governor and Council, House of Keys), and critical observations on governance including the exclusion of clerical members from Council and abuses of appeals to the King in Council. Directly relevant to post-Revestment constitutional arrangements and administrative practice.