Question: In what year did The Triple Hoax's female detective first appear in books?

Context articles: Damo (TV series)
Kay Howard
List of Prime Suspect (U.K. TV series) episodes
Ruth the Betrayer
The Triple Hoax
Nancy Drew
List of Waterloo Road characters (series 4)
Hard Boiled Angel
Hattie Lawton
Mary Fortune

Damo (; lit.
 "Female Detective Damo in the Joseon Dynasty"; also known as The Legendary Police Woman) is a 2003 South Korean fusion historical drama, starring Ha Ji-won, Lee Seo-jin, and Kim Min-joon.
 Set in the Joseon Dynasty, it tells the story of Chae-ok, a "damo" relegated to the low-status job of a female police detective who investigates crimes involving women of the upper class.
 It aired on MBC from July 28 to September 9, 2003 on Mondays and Tuesdays at 21:55 for 14 episodes.
Katherine "Kay" Howard is a fictional character in the American TV series "".
 She was played by actress Melissa Leo.
 In the first two seasons of the show her character was the only female detective or member of the main cast.
 However, NBC president Warren Littlefield felt that the lack of other female characters was alienating the audience, so Megan Russert was added to the show.
 It was stated in a special edition of "", the non-fiction book that the film was based on, that the character of Kay Howard was based on Baltimore Police detective Rich Garvey.
 Howard is also influenced by Detective Bertina Silver, referred to as 'Bert' by her colleagues, thought by many in the unit to be the exception to the 'Secretaries-with-guns' female officer stereotype.
The following is a list of episodes of the British police procedural television drama series Prime Suspect, which stars Helen Mirren as Jane Tennison, one of the first female Detective Chief Inspectors in Greater London's Metropolitan Police Service, as she rises to rank of Detective Superintendent whilst confronting the institutionalised sexism that exists within her job.
Ruth the Betrayer; or, The Female Spy, by Edward Ellis was the first fictional female detective story.
 It was published as a penny dreadful in 52 parts in 1862-63 by John Dicks, and the British Library's single-volume compilation copy was acquired on 28 February 1863.
 It therefore predates Andrew Forrester's "The Female Detective" and W.S. Hayward's "The Revelations of a Lady Detective", both of 1863/4.
The Triple Hoax is the 57th book in the series of Nancy Drew.
 It was the first paperback Nancy Drew produced by Simon & Schuster under the Wanderer imprint.
 In 2005, Grosset & Dunlap reprinted it in the yellow hardback format.
Nancy Drew is a fictional American character in a mystery fiction series created by publisher Edward Stratemeyer as the female counterpart to his Hardy Boys series.
 The character first appeared in 1930.
 The books are ghostwritten by a number of authors and published under the collective pseudonym Carolyn Keene.
 Over the decades, the character evolved in response to changes in US culture and tastes.
 The books were extensively revised and shortened, beginning in 1959, in part to lower printing costs with arguable success.
 In the revision process, the heroine's original character was changed to be less assertive and more feminine.
 In the 1980s, an older and more professional Nancy emerged in a new series, "The Nancy Drew Files", that included romantic subplots for the sleuth.
 The original "Nancy Drew Mystery Stories" series started in 1930, and ended in 2004.
 Launched that same year, the "Girl Detective" series features Nancy driving a hybrid electric vehicle and using a cell phone.
 In 2013, the "Girl Detective" series ended, and a new current series called "Nancy Drew Diaries" was launched.
 Illustrations of the character evolved over time to reflect contemporary styles.
 The character proves continuously popular worldwide: at least 80 million copies of the books have been sold, and the books have been translated into over 45 languages.
 Nancy Drew is featured in five films, two television shows, and a number of popular computer games; she also appears in a variety of merchandise sold around the world.
The following is a list of characters who first appear in the fourth series of the BBC school drama "Waterloo Road", in order of first appearance.
 The fourth series consists of twenty episodes, first broadcast from 17 January to 20 May 2009.
 The main cast remains mostly unchanged from series 3, augmented by Rob Cleaver in the first ten episodes and returning character Kim Campbell from episode eleven.
 The Kelly family, consisting of mother Rose and her children Marley, Earl, Sambuca and Denzil, all first appear in episode 1.
 Head Girl Flick Mellor and her father Ralph, head of the board of governors and local police chief, also debut in episode 1, as does head of extended services, and sister to head teacher Rachel Mason, Melissa Ryan.
 Melissa's son Phillip and security guard Dave Miller first appear in episode two, and pupil Lauren Fletcher (later Lauren Andrews) makes her first appearance in episode six.
Hard Boiled Angel is a manhwa series created by Lee Hyun-se.
 The series is about Jiran Ha, a tough, hard-hitting police officer who is Korea's first female detective.
 She and her partner, Detective Park, are members of the Hard Crimes Unit, codenamed "Blue Angel".
 They regularly deal with violent and occasionally sexual crimes.
Hattie Lawton, also known as Hattie H. Lawton, Hattie Lewis, and Hattie Lewis Lawton was an American detective, who worked for Allan Pinkerton, of the Pinkerton Detective Agency.
 Lawton may have been born around 1837, although, most details of her life, before and after the American Civil War, are unknown.
 “[Hattie] Lawton was part of Pinkerton's Female Detective Bureau, formed in 1860 to ‘worm out secrets’ by means unavailable to male detectives."
Mary Helena Fortune (c. 1833 – 1911) was an Australian writer, under the pseudonyms Waif Wander and W.W.
 She was one of the earliest female detective writers in the world, one of the earliest women to write detective fiction, and probably the first to write from the viewpoint of the detective.