Arrow Pointing Nowhere

Take one grand house, stuff it with staff, and make it home to several generations. If they send their sons to Oxford and occasionally knock each other off, you’ve got a country-house mystery, that classic of English crime fiction. But if the boys are at Yale, odds are that you’re reading a New York mansion mystery — a genre largely invented by Elizabeth Daly. Henry Gamadge, Daly’s gentleman-sleuth, does make occasional jaunts to the country, but now he’s back on the Upper East Side, receiving missives suggesting that all is not right at the elegant Fenway manse. But first he must find out…