The contents are as follows. (i) Aire and Calder, letter, 1833. (Folio 1.) (ii) Birmingham and Liverpool Junction, letter and accounts, 1833-1834. (Folio 2.) (iii) Gloucester and Berkeley, report and accounts, 1823-1826. These very detailed accounts are those of Hugh McIntosh the contractor, which were queried by the Canal Company. (Folio 5.) (iv) Macclesfield, share receipts, and printed circulars and reports, 1826-1834. (Folio 41.) (v) Middlewich, draft letter of Thomas Telford to Thomas Stanton. The letter also deals with a proposal to establish a room in the Institution of Civil Engineers exclusively for housing canal papers. (Folio 39.) (vi) Paisley and Ardrossan, correspondence, accounts, and share certificates 1806-1817. (Folio 60.) (vii) Edinburgh and Glasgow Union, printed report and minutes, 1829, 1831-1832. (Folio 76.) (viii) Weaver Navigation, letters and memorandum, 1828, 1830, 1833. (Folio 86.) (ix) Memoranda, reports, and correspondence concerning the use of steamboats on canals, 1831-1833. These relate to Thomas Telford's attempts to show that travel by canal was cheaper and only a little slower than travel by train. (Folio 92.)