On the Nineteenth Century in general some of the most important volumes are:

Brandes, Georg: Main Currents in Nineteenth Century Literature. London, 1905.

Bryce, James: Studies in Contemporary Biography. Macmillan, 1903.

Chesterton, G. K.: The Victorian Age in Literature. Holt, 1914.

Gosse, Edmund: English Literature in the Nineteenth Century. Putnam, 1901.

Harrison, Frederic: Studies in Early Victorian Literature. Longmans, 1906.

Magnus, Laurie: English Literature in the Nineteenth Century. Putnam, 1909.

Saintsbury, George: History of Nineteenth Century Literature. Macmillan, 1899.

Saintsbury, George: The Later Nineteenth Century. In Periods of European Literature. Blackwood, 1907.

Walker, Hugh: Literature of the Victorian Era. Cambridge University Press, 1901.