Copper.--Tin.--Lead and lead ore.--Iron, &c. Accounts of copper and tin imported and exported, in the year ending 5th January 1842. (In continuation of Parl. Paper, no. 257, of sess. 1, 1841.) An account of the imports and exports of lead and lead ore, for the year ending the 5th January 1842. (In continuation of Parl. Paper, no. 266, of sess. 1, 1841.) Accounts of foreign iron imported and exported, and of British iron, hardwares and cutlery exported, in the years 1840 and 1841. (In continuation of Parl. Paper, no. 537, of sess. 1840.) [electronic resource].