Can you name the first detective novel ever published? For years, many believed it to be Wilkie Collins's The Moonstone, published in 1868. Others speculated it might be mile Gaboriau's first Monsieur Lecoq novel, L'Affaire Lerouge. Actually, the firstmodern detective novel predates both of these by several years--Charles Warren Adams's The Notting Hill Mystery, originally published as an eight-part serial in Once A Week...