The Murders in the Rue Morgue C. Auguste Dupin and the Paris setting. Dupin reappeared in "The Purloined Letter", which Poe called "perhaps the best of my tales of ratiocination" in a letter to James Russell Lowell in July 1844. The original manuscript of "The Murders in the Rue Morgue" which was used for its first printing in "Graham's Magazine" was discarded in a wastebasket. An apprentice at the office, J. M. Johnston, retrieved it and left it with his father for safekeeping. It was left in a music book, where it survived three house fires before being bought by George William Childs. In 1891, Childs
Charles Dupin Charles Dupin Baron Pierre Charles François Dupin (6 October 1784, Varzy, Nièvre – 18 January 1873, Paris, France) was a French Catholic mathematician, engineer, economist and politician, particularly known for work in the field of mathematics, where the Dupin cyclide and Dupin indicatrix are named after him; and for his work in the field of statistical and thematic mapping, In 1826 he created the earliest known choropleth map. He was born in Varzy in France, the son of Charles Andre Dupin, a lawyer, and Catherine Agnes Dupin. He studied geometry with Monge at the École Polytechnique and then became a