ARS
U.S. National Arboretum Celebrates 40th Anniversary of Its Bonsai Museum
By Sharon Durham October 27, 2016
https://www.ars.usda.gov/news-events/news/research-news/2016/us-national-arboretum-celebrates-40th-anniversary-of-its-bonsai-museum/
1976年に日本から53の盆栽と6つの石を寄贈されて始まったNational Bonsai & Penjing Museumが今年で40周年。