Letter from George Moore, a Manx merchant and tenant, to the Duke of Atholl concerning a disputed intack (enclosed land) near Fort Douglas and Moore's proposal to improve Peel Harbour with merchant funding. Moore defends himself against encroachment charges, criticizes the conduct of officials (particularly Deputy Searcher Lidderdale), and proposes a £1,500 harbour improvement scheme to attract shipping from Liverpool, Lancaster, Whitehaven, and Glasgow. Relevant to trade, governance, revenue, port infrastructure, and merchant-authority relations in pre-Revestment Isle of Man.