Subtitle (titling) "Mario Kart" series; and "", the second in the "Star Trek" series. Subtitle (titling) In books and other works, a subtitle is an explanatory or alternate title. As an example, Mary Shelley gave her most famous novel the title "Frankenstein; or, the Modern Prometheus"; by using the subtitle "the Modern Prometheus", she references the Greek Titan as a hint of the novel's themes. In English, subtitles were traditionally denoted and separated from the title proper by the conjunction "or", perhaps hinting at their function as an alternate title. A more modern usage is to simply separate the subtitle by punctuation,
Prometheus Unbound (Shelley) Este, requesting "The sheets of 'Prometheus Unbound,' which you will find numbered from one to twenty-six on the table of the pavilion." There is little other evidence as to when Shelley began "Prometheus Unbound" while he was living in Italy, but Shelley first mentions his progress in a letter to Thomas Love Peacock on 8 October 1818: "I have been writing – and indeed have just finished the first act of a lyrical and classical drama, to be called 'Prometheus Unbound'." Shelley stopped working on the poem following the death of his daughter Clara Everina Shelley on 24 September 1818.