The Miscellaneous Writings and Speeches of Lord Macaulay, all four volumes in a single file

According to Wikipedia: "Thomas Babington Macaulay, 1st Baron Macaulay PC (25 October 1800 – 28 December 1859) was a British poet, historian and Whig politician. He wrote extensively as an essayist and reviewer, and on British history. He also held political office as Secretary at War between 1839 and 1841 and Paymaster-General between 1846 and 1848."