Colonel March is a fictional detective created by John Dickson Carr. He appeared in a number of short stories written in the 1930s and 1940s of "impossible crime" mysteries. He was an official attached to Scotland Yard in the so-called Department of Queer Complaints.
- Joshi, S. T. (1990). John Dickson Carr: A Critical Study. Popular Press. pp. 76–77. ISBN 9780879724771.
- Evans, Curtis (2012). Masters of the "Humdrum" Mystery: Cecil John Charles Street, Freeman Wills Crofts, Alfred Walter Stewart and the British Detective Novel, 1920-1961. McFarland & Company. p. 90. ISBN 978-0786470242.
- Penzler (editor), Otto (2014). "The Black Lizard Big Book of Locked-Room Mysteries". Black Lizard. p. 101. ISBN 978-0307743961. Missing or empty
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