| A Connoisseur's Case | |
| Author: | Michael Innes |
| Country: | United Kingdom |
| Language: | English |
| Series: | Sir John Appleby |
| Genre: | Detective |
| Publisher: | Gollancz Dodd, Mead (US) |
| Release Date: | 1962 |
| Media Type: | |
| Preceded By: | Silence Observed |
| Followed By: | The Bloody Wood |
A Connoisseur's Case is a 1962 detective novel by the British writer Michael Innes.[1] It is the eighteenth in his series featuring John Appleby of Scotland Yard. It is a country house mystery, harking back to the Golden Age of Detective Fiction. It was released in the United States by Dodd, Mead under the alternative title The Crabtree Affair.[2]