Aberdeen Harbour Board: Letter from H.H. Lumsden regarding interest payment Letter addressed to the Treasurer of the Harbour Trustees, Aberdeen: "Sir, we beg to intimate that payment will be required at the 20 June next from the Harbour Trustees of the (?) of their bill to the late Mr. William Lumsden dated 20 Dec 1830 being £1300 wi half years' interest. We remain Sir, your most obedient servants, H.H. Lumsden." 7 March 1832