- Ching-PinLv 41 0 年前最佳解答
托瑪斯·傑弗遜大樓 (The Jefferson Building)：opened in 1897, is a grand monument to civilization, culture, and American achievement.
約翰·亞當斯大樓 (The functional Adams Building ) ：opened to the public in 1939.
詹姆斯·麥迪遜大樓(The modern Madison Building)：In 1957, Librarian of Congress L. Quincy Mumford initiated studies for a third Library building. Congress appropriated planning funds for that structure, today's James Madison Memorial Building, in 1960, and construction was approved by an act of Congress on October 19, 1965 that authorized an appropriation of $75,000,000. Excavation and foundation work began in June 1971, and work on the superstructure was completed in 1976. The cornerstone, inscribed with the date 1974, was laid on March 8, 1974. Dedication ceremonies were held on April 24, 1980, and the building actually opened on May 28, 1980. But, The total authorization for construction eventually was increased to US$130,675,000.