The contents are as follows. (i) Amsterdam, canal dredger, correspondence, 1819-1821 (folio 1); (ii) Cadiz, copper-mill, correspondence and drawing, 1811, 1814-1816 (folio 35); (iii) Capetown, waterworks, letter, 1814 (folio 51); (iv) Copenhagen, smithy for the royal dockyard, correspondence, 1803 (folio 53); (v) Le Havre, dredging machine, agreement and correspondence, 1818-1819 (folio 62); (vl) Malta dock, letter, 1813 (folio 83); (vii) Nantes, corn-mill, accounts, 1791-1793, and correspondence, 1816-1818 (folio 87); (viii) Naples, letters concerning a projected cast iron bridge, 1818-1819 (folio 100); (ix) St Helena, letters, 1810, concerning Pozzolano, and, 1815, concerning erection of mill work there (folio 108); (x) St Petersburg, Imperial mint, letters, 1813 (folio 114); (xi) Trinidad, railway, letters, 1807; much of this concerns the use of rope for haulage, and it includes a letter of Captain Huddart on the subject, (folio 122).