• 48 Books

• 40 Investigation
• 5 Banks, Alan (Fictitious character)
• 3 Missing persons
• 2 Dalgliesh, Adam (Fictitious character)
• 2 Faraday, Joe (Fictitious character)
• 2 Jeffries, Mrs. (Fictitious character)
• 2 Mayo, Gil (Fictitious character)
• 2 Veterans
• 2 Witherspoon, Gerald (Fictitious character)
• 1 Abduction
• 1 Acrostics
• 1 Americans
• 1 Arson investigation
• 1 Artificial intelligence
• 1 Battle, Superintendent (Fictitious character)
• 1 Cold cases (Criminal investigation)
• 1 Country life
• 1 Crimes against
• 1 Detective and mystery stories
• 1 Diamond, Peter (Fictitious character)
• 1 Extinct cities
• 1 Extortion investigation
• 1 Forensic psychologists

• 5 Robinson, Peter, 1950-2022
• 3 Gregson, J. M
• 2 Brightwell, Emily
• 2 Eccles, Marjorie
• 2 Hurley, Graham, 1946-
• 2 James, P. D
• 1 Bell, Pauline
• 1 Bowen, Trevor, 1938-
• 1 Bruce, Alison
• 1 Buckley, Jonathan, 1956-
• 1 Carroll, Paul, 1951-
• 1 Christie, Agatha, 1890-1976
• 1 Clitheroe, Frances
• 1 Curzon, Clare
• 1 Dexter, Colin
• 1 Dracup, Angela
• 1 Duffy, Margaret
• 1 Ellis, Kate, 1953-
• 1 Goodchild, George, 1888-1969
• 1 Granger, Ann
• 1 Harris, Oliver, 1978-
• 1 Harvey, John, 1938-
• 1 Ison, Graham
• 1 James, Peter, 1948-
• 1 Kelly, Jim, 1957-

• 48 English

• 7 Yorkshire
• 6 London
• 3 Lancashire
• 3 London (England)
• 2 Bath
• 2 Cambridge
• 2 Portsmouth
• 2 West Country
• 1 Birmingham
• 1 Brighton
• 1 Cambridge (England)
• 1 Cornwall (County)
• 1 Cotswold Hills
• 1 Cotswold Hills (England)
• 1 Gloucestershire
• 1 Lancashire (England)
• 1 Norfolk
• 1 Norfolk (England)
• 1 North Yorkshire
• 1 Nottingham
• 1 Oxford
• 1 Suffolk
• 1 Sussex
• 1 Sussex (England)

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