num_pages: 199
description: Was the madwoman dead or alive. The two beautiful Devereaux girls came from an old and distinguished family -- with an old and unfortunate streak of madness in it. Now Cecilia was still alive and Margot was dead . . . murdered. And it was up to Dr. Gideon Fell to discover as quickly as possible which of them was (or had been) a sexually twisted, dangerously cunning madwoman.
language: English
title: The Sleeping Sphinx
titlecomplete: The Sleeping Sphinx (Dr. Gideon Fell, #17)
genres: Fiction, Mystery, Detective, Golden Age Mystery, Crime
ratings_count: 181
series: Dr. Gideon Fell
publisher: Intl Polygonics Ltd