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Lassie befriend Patricia Prescott, who refers to herself as ""Walden,"" a free-spirited teenage girl, who has left home to live in the wilderness like her idol, Henry David Thoreau, after the young woman cleans up a picnic area. But both of them are endangered by aftershocks from an offshore earthquake.
First Air Date : Sep 12, 1954
Last Air date : Mar 24, 1973
Episode : 591 Episode
Season : 19 Season
Runtime: 24:26 minutes
Studio: CBS
Country: United States of America
