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In page Eight Cousins:

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The Alcotts themselves would summer in a location called "Happy Corner" in Walpole, New Hampshire, but the description of "Cosy Corner" places it within walking distance of Mount Washington, very likely in Intervale. In the 19th century, New Englanders who could afford it went to the mountains or the seashore for the fresher, cooler air considered sovereign for physical and mental complaints.[citation needed]