Terminal Testing Laboratories, Inc.: Agreements, 1958 March 18, April 15, id33759, Box: 33, Folder: 24. 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/77877 Accessed June 12, 2026.