The 34th World Science Fiction Convention carried the official name MidAmeriCon (abbreviated as MAC) and was held September 2–6, 1976, in Kansas City, Missouri, USA, at the Radisson Muehlebach Hotel and nearby Phillips House hotel. The convention committee was chaired by Ken Keller, who had also chaired the "KC in '76" bid. There were 4200 registered members of the convention, of which 3014 actually attended.