NOTE

1 An allusion to the line on Sabrina, the Roman nymph of the River Severn, in Milton’s masque Comus (1634).

PETER COSTELLO, a writer and editor based in Dublin, is the author of numerous books, largely in the field of history and literature, including biographies of James Joyce, Flann O’Brien and others. His most recent book is

Conan Doyle Detective. His first book, the cryptozoological classic In Search of Lake Monsters

(1974), is now available in a new edition.