"The Copernican Century 1450-1550" Exhibit Opening, , Smithsonian Institution Archives, Opening of "The Copernican Century 1450-1550" at National Museum of History and Technology (NMHT), now known as National Museum of American History. Put together to mark the 500th anniversary of the birth of Copernicus, featuring 15th and 16th century astronomical instruments, paintings, and other memorabilia borrowed from the Jagellonian University of Krakow, Poland. With Silvio A. Bedini, Deputy Director of NMHT, and Dr. Robert Angus Brooks, Under Secretary..