One of the nation's foremost universities, Princeton has in addition to its noted undergraduate college and graduate school important schools of architecture, engineering, and public and international affairs. Research is carried on in many areas, including plasma physics and jet propulsion. The university is affiliated with the Brookhaven National Laboratories. The Harvey S. Firestone library (opened 1948) and the art museum house many outstanding collections. The Institute for Advanced Study at Princeton, N.J., is not connected with the university.