If we could ask a Romantic reader of new poetry in 1820 to identify the most celebrated poet of the day after Byron, the chances are that he or she would reply with the name of Barry Cornwall'. Solicitor, dandy and pugilist, Cornwall -- pseudonym of Bryan Waller Procter (1787-1874) -- published his first poems in the Literary Gazette in late 1817. By February 1820, under the tutelage of Keats's mentor, Leigh Hunt, Cornwall had produced three volumes...