THE DETLING SECRET by Julian Symons; Viking; 225 pages; $14.75 THE TIGERS OF SUBTOPIA by Julian Symons; Viking; 221 pages; $14.75
English Author Julian Symons, 70, has been putting together intricately crafted and plotted novels for roughly four decades, earning along the way more respect from peers than public fame. His history of detective fiction (Bloody Murder) and biographies of Poe and Dickens, among others, have won scholarly tribute. Just last year he was named a Grand Master of the Mystery Writers of America, an honor shared by only three other compatriots: Graham Greene, Eric...