Grosset & Dunlap is a well-known American publishing company founded in 1898. It specializes in children's books, including popular series like The Hardy Boys and Nancy Drew. The company has a long history of producing engaging stories that capture the imagination of young readers. Over the years, Grosset & Dunlap has published a wide range of titles, from classic literature to contemporary works. The company is recognized for its commitment to quality and has played a significant role in shaping children's literature in the United States.