Welcome to the archived version of the MIT Museum's online collections portal! This site was used to test features and content for the newly redesigned MIT Museum Collections site, which has now launched with over 106,000 objects. Please use the new MIT Museum Collections site for further research and discovery. Webmuseum.mit.edu remains online during the transition period but will not receive new updates or content.
Portrait of Joseph Henry Keenan who taught in the Mechanical Engineering Department at MIT for more than 30 years, serving as head of the department from 1958-1961 and professor emeritus from 1966-1977.