when did mash end tv show?
<answer> In January 1983. <context> The Still At The Smithsonian. Following the end of production on M*A*S*H in January 1983, 20th Century-Fox donated the O.R. set and the Swamp set to the Smithsonian Institution in Washington, D.C. Included was the still. An exhibition was held at the National Museum of American History from July 1983 to January 1985.