Question: Death at the Dolphin is a detective novel by Ngaio Marsh; it is the twenty-fourth novel to feature Roderick Alleyn, and was first published in 1967, the plot centers on a glove once owned by Hamnet Shakespeare, Hamnet  was the only son of William Shakespeare and Anne Hathaway, and the fraternal twin of who?
Sentence (from "A Man Lay Dead"): The guests include Sir Hubert's niece (Angela North), Charles Rankin (a 46- or 47-year-old man about town), Nigel Bathgate (Charles's cousin and a gossip reporter), Rosamund Grant, and Mr and Mrs Arthur Wilde.
Relevant evidence: No