Departmental
Aerospace Calendar
May 9-11—39th Annual Forum & Technology Display, American Helicopter Society (AHS), Sheraton St. Louis Hotel and Cervantes Convention Center, St. Louis, Mo. Contact: AHS, (703) 684-6777. May 9-12 —Sixth Princeton Conference on Space Manufacturing, Princeton University, Princeton, N. J. Cosponsors: Princeton University Conference and the Space Studies Institute.