sentences:  His seven-volume "History of Cornwall" appeared 1803–1808, with a new edition in 1816.Polwhele's volumes of poetry included "The Art of Eloquence, a didactic poem" (1785), "The Idylls, Epigrams, and Fragments of Theocritus, Bion, and Moschus, with the elegies of Tyrtaeus" (1786), "The English Orator" (1796), "Influence of Local Attachment" (1796), and "Poetic Trifles" (1796).However, "The Unsex'd Females, a Poem" (1798), a defensive reaction to women's literary self-assertion, is today perhaps Polwhele's most notorious poetic production