Question: The George Perkins Marsh Boyhood Home, also known as the Marsh-Billings House, is the architectural centerpiece of Marsh-Billings-Rockefeller National Historical Park, in Woodstock, Vermont, United States,  The 550 acre estate on which it stands was given by Mary French Rockefeller (the granddaughter of Frederick Billings) and which American philanthropist, businessman, financier, and major conservationist?

<P0-S0> The George Perkins Marsh Boyhood Home, also known as the Marsh-Billings House, is the architectural centerpiece of Marsh-Billings-Rockefeller National Historical Park, located on Vermont Route 12 in Woodstock, Vermont, United States. <P0-S1>  The house, built in 1805 and enlarged several times, is historically significant as the boyhood home of George Perkins Marsh (1801–82), an early conservationist, and as the home later in the 19th century of Frederick H. Billings (1823–90), a businessman and philanthropist who was a cofounder of the Northern Pacific Railroad. <P0-S2>  It is also architecturally significant as a high-quality example of Queen Anne architecture, alterations and enlargements commissioned by Billings and designed by Henry Hudson Holley. <P0-S3>  The house and its surrounding gardens were declared a National Historic Landmark in 1967. <P0-S4>  The 550 acre estate on which it stands was given by Mary French Rockefeller (the granddaughter of Frederick Billings) and Laurance Rockefeller to the people of the United States in 1992. <SEP> <P1-S0> Laurance Spelman Rockefeller (May 26, 1910 – July 11, 2004) was an American philanthropist, businessman, financier, and major conservationist. <P1-S1>  He was a prominent third-generation member of the Rockefeller family, being the fourth child of John Davison Rockefeller Jr. and Abigail Greene "Abby" Aldrich. <P1-S2>  His siblings were Abby, John III, Nelson, Winthrop, and David. <SEP> <P2-S0> Joseph Rucker Lamar Boyhood Home is the boyhood home of Joseph Rucker Lamar in Augusta, Georgia. <P2-S1>  Lamar served as Justice of the United States Supreme Court. <P2-S2>  The home was added to the National Register of Historic Places on June 13, 1996. <P2-S3>  It is located at 415 7th Street. <P2-S4>  The house was constructed in 1860. <P2-S5>  It is located in the Augusta Downtown Historic District, is the headquarters of Historic Augusta, and is used as a visitors center for the Boyhood Home of Woodrow Wilson. <SEP> <P3-S0> Laura Spelman Rockefeller (October 11, 1936 – November 17, 2015) was an American philanthropist. <P3-S1>  She was the eldest child of Laurance Spelman Rockefeller (1910–2004) and Mary French (1910–1997), and a fourth generation member of the Rockefeller family. <P3-S2>  She has two younger sisters, Marion, Lucy Aldrich Rockefeller, and a younger brother, Laurance Spelman Rockefeller Jr.. <P3-S3>  Her patrilineal great-grandfather was Standard Oil's co-founder John D. Rockefeller and her matrilineal great-grandfather was Frederick H. Billings, a president of Northern Pacific Railway. <P3-S4>  Both of her grandmothers, Mary Billings French and Abby Aldrich Rockefeller, were important to the early development of YWCA USA. <P3-S5>  Chasin is known as the founder, former executive director, and former board member of the Public Conversations Project in Watertown, Massachusetts.