| Days of Atonement | |
| Author: | Michael Gregorio |
| Country: | United Kingdom |
| Language: | English |
| Genre: | Crime novel |
| Publisher: | Faber and Faber |
| Release Date: | 2007 |
| Media Type: | Print (Paperback) |
| Pages: | 443 pp |
| Isbn: | 978-0-571-23856-9 |
| Preceded By: | Critique of Criminal Reason |
| Followed By: | A Visible Darkness |
Days of Atonement is the second crime novel by Michael G Jacob and Daniela De Gregorio writing under the name of Michael Gregorio. Like its predecessor, Critique of Criminal Reason, it is set in East Prussia during the height of Napoleonic wars, and once again chronicles the attempts of magistrate Hanno Stiffeniis to solve a murder mystery.[1] [2]