Smithsonian Police is a national labor union of law enforcement officers and agents. Smithsonian Police The Smithsonian Institution Office of Protection Services is the guard force of the Smithsonian Institution. It is a federal guard force consisting of 850 officers with very limited special police authority tasked with protecting visitors, staff, property, and grounds of the federally owned and managed Smithsonian Institution museums and research centers in Washington, D.C., New York City, at the 2,800 acre Smithsonian Environmental Research Center in Maryland as well as oversight of the security operations at the Smithsonian Tropical Research Institute in Panama. According to a 1978
Cooper Hewitt, Smithsonian Design Museum made of Tiffany glass, was renovated in 1975. In 1995, the museum closed for a year for a $20 million renovation to connect the three buildings on the property, improve accessibility, and build a design study center. Funds for the 1995 renovation project included $13 million from the Smithsonian Institution and a $2 million donation by Agnes Bourne. In 2008, the museum started to undergo renovations. The renovation costs $91 million and is the largest in the museum's history. The renovation was partially financed by the museum endowment. The museum reopened on December 12, 2014. Additional renovations were completed in