Blueprints of Golden-Age Clues - 5 Classic Mystery Novels - Wilkie Collins, Anna Katharine Green, Guy Boothby, Alice Jane Chandler Webster, Earl Derr Biggers & e-artnow Collections

The Golden Age Sleuths – 3 Classic Crime Fiction Novels - Maurice Leblanc, Edgar Wallace, Josephine Tey & e-artnow Collections

Forgotten Cases from the Masters of Crime – 3 Classic Detective Novels - William Le Queux, Bernard Capes, Fergus Hume & e-artnow Collections

Cursed Jewels & Deadly Artifacts – 3 Classic Gemstone Mystery Novels - William Wilkie Collins, Max Pemberton, J. S. Fletcher & e-artnow Collections

The World's Great Archaeological Mysteries – 3 Classic Ancient Treasure Novels - F. Marion Crawford, Marmaduke William Pickthall, Edgar Wallace & e-artnow Collections

Murder in the Sapphire Suite - Neva M. Vasquez