Polytechnic High School – New Information on the Towne/Poly Issue: Correspondence, 1999 November 8, id17705, Box: 42, Folder: 16. Tom Hayden Belmont Learning Complex Investigation Collection, URB-BLC. Special Collections & Archives. https://findingaids.csun.edu/repositories/2/archival_objects/91876 Accessed June 14, 2026.