The contents are as follows. (i) Leith, correspondence, 1803-1804, 1809, 1811, 1817, most of it concerning ferries across the Forth, and objections by the Port of Leith to the construction of the Union Canal. (Folio 1.) (ii) Liverpool, correspondence and plans, 1812, 1817, 1820-1821, including letters relating to the opposition to the erection of Telford's bridge at Runcorn, 1817. For papers relating to the Perch Rock Light see MS.19806, folios 239-252. (Folio 69.) (iii) London, reports and correspondence (some copies) concerning various docks on the Thames, 1794, 1801-1804, 1806, 1808, 1817-1819, 1821. (Folio 139.) (iv) Lyme, letter, 1817. (Folio 190.) (v) Lynn, report, 1821. (Folio 192.) (vi) Milford (probably Milford Haven), letter, 1813. (Folio 193.) (vii) Newhaven, Edinburgh, letters, 1813-1814, 1817, 1821. (Folio 195.) (viii) Newhaven, Sussex, letters, 1811, 1813. (Folio 217.) (ix) New Quay, Cardiganshire, letters, 1821. (Folio 221.) (x) Pembroke, account for drawings for, 1821. (Folio 225.) (xi) Perth, reports, plans, and correspondence, 1801, 1807-1809. (Folio 226.) (xii) Peterhead, copy of letter, 1809. (Folio 287.) (xiii) Pettycur, report, 1801. (Folio 289.)