Description: The National Postal Museum was established in 1990 under an agreement between the Smithsonian and US Postal Service to preserve and display the National Philatelic Collection, formerly part of the National Museum of American History. The Postal Museum moved to the Washington City Post Office Building on Capitol Hill in 1993. History of the National Postal MuseumAdditional
Description: Natural history specimens and ethnographic artifacts were among the earliest collections of the US National Museum. In 1910, the National Museum of Natural History building opened to showcase these collections. Wings were added in the 1960s, and a collections storage facility in Maryland opened in 1983 to help house the National Museum of Natural History’s 126 million objects.
Description: Maintaining an appropriate environment is a fundamental aspect of preservation. Temperature, relative humidity, pests, and air quality can all have a significant impact on the lifespan of collections.Temperature and HumidityControlling temperature and relative humidity is crucial for archival collections. Inappropriate levels of either contribute significantly to the