Query: Children's books published by Grosset & Dunlap in the 1960s
Domain: books
Relevant documents:
The Password to Larkspur Lane
The Phantom of Pine Hill
The Invisible Intruder
The Clue of the Whistling Bagpipes
The Bungalow Mystery
The Clue of the Broken Locket
Evidence from documents: The Password to Larkspur Lane: Children's books published by Grosset & Dunlap: Collectors speculate publisher Grosset & Dunlap commissioned an updated illustration of the same scene during the transition from Gillies to new series artist Rudy Nappi in 1953.
in the 1960s: This art later appeared on British dust jackets for this volume in 1960.
The Phantom of Pine Hill: It was first published in 1965 under the pseudonym Carolyn Keene.
The Invisible Intruder: '''''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.
Nancy and her friends are invited on a ghost-hunting tour, visiting various locations reputed to be haunted. They gather clues that point to a more mundane explanation.
The Clue of the Whistling Bagpipes: It was first published in 1964 under the pseudonym Carolyn Keene.
The Bungalow Mystery: It was the final volume edited by Edward Stratemeyer before his death. His daughter, Harriet Stratemeyer Adams, extensively revised the novel in 1960.
The Clue of the Broken Locket: 1960s: It was later revised by Harriet Stratemeyer in 1965, and the story was mostly changed with a few elements of the original.
Children's: he Blairs, who are famous actors, decide to adopt the babies as a publicity stunt, as they hope to raise the children as actors, which will help their own careers.