"Albert Whitman & Company," . . "JUVENILE FICTION / Mysteries & Detective Stories" . . "JUVENILE FICTION Mysteries & Detective Stories." . "The creature in ogopogo lake"@en . . . "Publishers' catalogues" . . "Fiction" . . . . "The creature in Ogopogo Lake" . "The Aldens visit Grandfather's friend at the Ogopogo Retreat and aided by puzzling clues, embark on a treasure hunt to prevent the retreat from being sold." . . . . . "Creature in Ogopogo Lake"@en . . . . . . . . . "The Creature in Ogopogo Lake" . . "Juvenile works" . . . . . . . . "Mystery and detective fiction" . . . "Electronic books" . "Electronic books"@en . . . . . . "The Aldens are visiting Grandfather's friend Abby in Peachland, Canada-home of the mysterious lake monster called Ogopogo. When the children learn that Abby must sell her resort unless she can attract more business, they decide to help. But someone or something is trying to get in their way. Can they save the resort'"@en . . . . . .