Samuel Johnson's Milton (see his Lives of the Poets; ed. by Mrs. Alexander Napier, 1890, vol. i.);
Thomas Keightley's Introduction to Paradise Lost (see his An account of the Life, Opinions, and Writings of John Milton, 1855, pp. 397-484);
Walter Savage Landor's Imaginary Conversations, Southey and Landor, 1853, vol. ii., 57-74, 156-159;
Thomas Babington Macaulay's Milton (see his Critical and Historical Essays, ed. 10, 1860, vol. i., pp. 1-61);
William Massey's Remarks upon Milton's Paradise Lost, 1761;
David Masson's Introduction to Paradise Lost (see his edition of Milton's Poetical Works, 1893, vol. ii., pp. 1-57);
David Masson's Life of Milton, 1880, vol. vi., 505-558, 621-636;
David Masson's Three Devils (Luther's, Goethe's, and Milton's), (see his Three Devils and other Essays, 1874);
James Peterson's A complete Commentary on Paradise Lost, 1744;
Jonathan Richardson's Explanatory Notes and Remarks on Paradise Lost, 1734;