 That organization now operates the main house as a house museum dedicated to Sarah Orne Jewett, with the Jewett-Eastman House serving as a visitors center.The house was listed on the National Register of Historic Places in 1973, and was declared a National Historic Landmark on July 17, 1991.Sarah Orne Jewett became widely known for her writing after the publication in 1896 of "The Country of the Pointed Firs".