Mildred Augustine Wirt Benson was an American journalist and writer of children's books. She wrote some of the earliest Nancy Drew mysteries and created the detective's adventurous personality. Benson wrote under the Stratemeyer Syndicate pen name, Carolyn Keene, from 1929 to 1947 and contributed to 23 of the first 30 Nancy Drew mysteries, which were bestsellers.
The Stratemeyer Syndicate was a publishing company that produced a number of mystery book series for children, including Nancy Drew, The Hardy Boys, the various Tom Swift series, the Bobbsey Twins, the Rover Boys, and others. They published and contracted the many pseudonymous authors doing the writing of the series from 1899 through 1987, when the syndicate partners sold the company to Simon & Schuster.
The Clue of the Leaning Chimney is the twenty-sixth volume in the Nancy Drew Mystery Stories series. It was first published in 1949 under the pseudonym Carolyn Keene. The actual authors were ghostwriters George Waller, Jr. and Harriet Stratemeyer Adams.
The Ringmaster's Secret is the thirty-first volume in the Nancy Drew Mystery Stories series. It was first published in late 1953 under the pseudonym Carolyn Keene. The actual author was ghostwriter Harriet Stratemeyer Adams.
The Hidden Window Mystery is the thirty-fourth volume in the Nancy Drew Mystery Stories series. It was first published in 1956 under the pseudonym Carolyn Keene. The actual author was ghostwriter Harriet Stratemeyer Adams.
The Clue of the Dancing Puppet is the thirty-ninth volume in the Nancy Drew Mystery Stories series. It was first published in 1962 under the pseudonym Carolyn Keene. The actual author was ghostwriter Harriet Stratemeyer Adams.
The Moonstone Castle Mystery is the fortieth volume in the Nancy Drew Mystery Stories series. It was first published in 1963 under the pseudonym Carolyn Keene. The actual author was ghostwriter Harriet Stratemeyer Adams.
The Phantom of Pine Hill is the forty-second volume in the Nancy Drew Mystery Stories series. It was first published in 1965 under the pseudonym Carolyn Keene. The actual author was ghostwriter Harriet Stratemeyer Adams.
The Mystery of the 99 Steps is the forty-third volume in the Nancy Drew Mystery Stories series. It was first published in 1966 under the pseudonym Carolyn Keene. The actual author was ghostwriter Harriet Stratemeyer Adams.
The Clue in the Crossword Cipher is the forty-fourth volume in the Nancy Drew Mystery Stories series. It was first published in 1967 under the pseudonym Carolyn Keene. The actual author was ghostwriter Harriet Stratemeyer Adams.
The Spider Sapphire Mystery is the forty-fifth volume in the Nancy Drew Mystery Stories series. It was first published in 1968 under the pseudonym Carolyn Keene. The actual author was ghostwriter Harriet Stratemeyer Adams.
The Invisible Intruder is the 46th volume in the Nancy Drew Mystery Stories series. It was first published in 1969 under Carolyn Keene. The actual author was ghostwriter Harriet Stratemeyer Adams.
The Mysterious Mannequin is the forty-seventh volume in the Nancy Drew Mystery Stories series. It was first published in 1970 under the pseudonym Carolyn Keene. The actual author was a ghostwriter following a plot outlined by Harriet Stratemeyer Adams, heir to the Stratemeyer Syndicate.
The Double Jinx Mystery is the fiftieth volume in the Nancy Drew Mystery Stories series. It was first published in 1973 under the pseudonym Carolyn Keene. The actual author was ghostwriter Harriet Stratemeyer Adams.
Mystery of the Glowing Eye is the fifty-first volume in the Nancy Drew Mystery Stories series. It was first published in 1974 under the pseudonym Carolyn Keene. The actual author was ghostwriter Harriet Stratemeyer Adams.
The Secret of the Forgotten City is the fifty-second volume in the Nancy Drew Mystery Stories series. It was first published in 1975 under the pseudonym Carolyn Keene. The actual author was ghostwriter Harriet Stratemeyer Adams.
The Sky Phantom is the fifty-third volume in the Nancy Drew Mystery Stories series. It was first published in 1976 under the pseudonym Carolyn Keene. The actual author was ghostwriter Harriet Stratemeyer Adams.
The Strange Message in the Parchment is the fifty-fourth volume in the Nancy Drew Mystery Stories series. It was first published in 1977 under the pseudonym Carolyn Keene. The actual author was ghostwriter Harriet Stratemeyer Adams.
The Thirteenth Pearl is the fifty-sixth volume in the Nancy Drew Mystery Stories series. It was first published in 1979 under the pseudonym Carolyn Keene. The actual author was ghostwriter Harriet Stratemeyer Adams. The Thirteenth Pearl is the end of the original 56-book series published by Grosset & Dunlap. Subsequent volumes were published by Simon & Schuster.
The Clue in the Old Stagecoach is the thirty-seventh volume in the Nancy Drew Mystery Stories series. It was first published in 1960 under the pseudonym Carolyn Keene. The actual author was ghostwriter Harriet Stratemeyer Adams.
