Reeves, James. “Hartley Coleridge (1796-1849).” In Five Late Romantic Poets, edited by James Reeves, pp. 17-25 and 140-46. London: Heinemann, 1974.
A collection of biographical and critical essays on late romantic poets. Included is a biographical essay on Hartley that also presents a brief overview of his sonnets. Several of his poems are reprinted in the volume.
Griggs, Grace Evelyn and Earl Leslie Griggs, eds. Letters of Hartley Coleridge. London: Oxford University Press, 1936, 328 p.
A collection of Hartley Coleridge's letters to his family and friends. The editors claim to have selected letters “which best reveal Hartley Coleridge's mind and personality.”
Poston, Lawrence. “‘Worlds Not Realized’: Wordsworthian Poetry in the 1830s.” Texas Studies in Literature and Language 28, No. 1 (Spring, 1986): 51-80.
This essay examines Wordsworth's influence on younger poets of his time and includes a section that discusses Hartley Coleridge's sonnets.
Stephens, Fran Carlock. “Hartley Coleridge and the Brontës.” Times Literary Supplement (May 14, 1970): 544.
An overview of the correspondence between Hartley Coleridge and the Brontës. Stephens contends that a letter critiquing a Charlotte Brontë work that was previously attributed to William Wordsworth may actually have been composed by Hartley.
———. The Hartley Coleridge Letters: A Calendar and Index. Austin: Humanities Research Center, University of Texas at Austin, 1978, 218 p.
Compiled as a reference work to assist researchers with the Hartley Coleridge collection at the Humanities Research Center, this book catalogs letters composed and received by the author. Also contains a biographical introduction.
Yarnall, Ellis. Wordsworth and the Coleridges: With Other Memories Literary and Political. London: Macmillan, 1909, 331 p.
A biographical and critical memoir of Sara, Derwent, and Hartley Coleridge by a contemporary author and critic.
Additional coverage of Hartley Coleridge's life and career is contained in the following source published by the Gale Group: Dictionary of Literary Biography, Vol. 96.