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Publication Order of Standalone Novels
| The Strange Return of Sherlock Holmes | (2011) | Hardcover Paperback Kindle |
| Sherlock Holmes and the Shakespeare Letter | (2011) | Hardcover Paperback Kindle |
| Sherlock Holmes and the Swedish Enigma | (2012) | Hardcover Paperback Kindle |
| Sherlock Holmes and Frankenstein’s Diary | (2013) | Hardcover Paperback Kindle |