PMA: Memorandum of Understanding, Supplements, June-November 1973, id33739, Box: 33, Folder: 4. International Longshoremen's and Warehousemen's Union (ILWU), Local 13 Records, Part II, URB-ILWU-II. Special Collections & Archives. https://findingaids.csun.edu/repositories/2/archival_objects/77857 Accessed June 12, 2026.