The Whisper of Glocken

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The Whisper of Glocken is a children's novel by Carol Kendall, first published in 1965. It is the second book in the series about the race of small people called the Minnipins, being a sequel to The Gammage Cup. The Minnipin valley is being flooded, and five new unlikely heroes set out on a quest to release the dammed river. They save the river.