Horizon - 1991 (May 9)

Historic Preservation Package - Deborah Abele, Shereen Lerner (Sauceda); John Goff Commentary (Wong); Zoo Woman Package (Hart). Segments on National Historic Preservation Week (historic building preservation efforts), John Goff's guest commentary (Arizona's political reason for its lack of territorial status during the Civil War), and an Operation Earth report (a Phoenix Zoo project concerning endangered animal education).