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![The Demon Device: a novel by Sir Arthur Conan Doyle, as communicated to Robert Saffron by Robert Saffron](https://assets.thestorygraph.com/assets/placeholder-cover-a3ae92250eb3301e32dc3eabf8d50576c2f047dda89f6ee7cfa9a859cb1fd746.jpg)
The Demon Device: a novel by Sir Arthur Conan Doyle, as communicated to Robert Saffron
—
Robert Saffron
—
Robert Saffron
288 pages • first pub 1979 (editions)
ISBN/UID: 9780441142552
Format: Paperback
Language: English
Publisher: Ace Books
Publication date: Not specified
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![The Demon Device: a novel by Sir Arthur Conan Doyle, as communicated to Robert Saffron by Robert Saffron](https://assets.thestorygraph.com/assets/placeholder-cover-a3ae92250eb3301e32dc3eabf8d50576c2f047dda89f6ee7cfa9a859cb1fd746.jpg)
The Demon Device: a novel by Sir Arthur Conan Doyle, as communicated to Robert Saffron
—
Robert Saffron
—
Robert Saffron
288 pages • first pub 1979 (editions)
ISBN/UID: 9780441142552
Format: Paperback
Language: English
Publisher: Ace Books
Publication date: Not specified