The Exploits of Chevalier Dupin is a collection of detective short stories by author Michael Harrison.
The stories were first published in Ellery Queen's Mystery Magazine.
There is an expanded UK edition by a different publisher which adds a further five stories [1] This appeared under the title Murder in the Rue Royale and Further Exploits of the Chevalier Dupin, (UK: Tom Stacey, 1972).
Both editions contain the introduction by Ellery Queen, and the non-fiction piece on Dupin by Harrison.
This article about a collection of mystery short stories published in the 1960s is a stub.