Description: Records of the University of Illinois Zeta Chapter of Phi Kappa Tau (1959-60, 1981-97) include alumni mailings (1985-91), rush publictions (1959-60), membership directories (1985, 1990, 1992, 1994), Phi Kappa Tau Foundation brochures, correspondence and mailings (1987), Phi Kappa Tau National Headquarters correspondence with alumni William S. Budd (1981-94), Zeta Corporation annual reports (1985-86, 1988-90), articles of incorporation (c. 1980), and correspondence (1980-95), and Zeta 21st Century Fund correspondence (1996).