What 65-room estate closed in 1946?
The Louis Comfort Tiffany Foundation: The Louis Comfort Tiffany Foundation was founded in 1918 by Louis Comfort Tiffany to operate his estate, Laurelton Hall, in Cold Spring Harbor, Long Island. The Louis Comfort Tiffany Foundation:  In 1946 the estate closed and the foundation changed its purpose from a retreat to the bestowing of grants to artists. Laurelton Hall: Laurelton Hall was the home of noted artist Louis Comfort Tiffany, located in Laurel Hollow, Long Island, New York.
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