Letters to Thomson (1799-1841), British politician, president of the Board of Trade, 1834, and governor of general of Canada, 1839-1841. Letters of 1833-1835 from Edward Baines concern his and Thomson's historical writings and the need for a reduction of the tariff on olive oil imported from the Two Sicilies; a letter, 1835, from Lord Holland concerns the appointment of magistrates; letters from Sir James Stephen, under secretary for the colonies, refer to his position in the Colonial Office and to qualifications for the magistracy; a letter of Henry Labouchere relates to his negotiations and the government crisis in Paris, 1839; and a letter of Thomas Spring-Rice, chancellor of the exchequer, concerns the soap drawbacks given the textile industry.