Lecture 5: Subversive Activity in Trade Unions Document Viewer ← Lecture 4: Communist Fronts in Canada Lecture 6: Communism in Canada → RCMP Special Branch LecturesLecture 5: Subversive Activity in Trade Unions RCMP Special Branch Lectures RCMP Special Branch LecturesLecture 1: World Communism since 1947Lecture 2: Communist Infiltration in Government DepartmentsLecture 3: Communist Mass Language OrganizationsLecture 4: Communist Fronts in CanadaLecture 5: Subversive Activity in Trade UnionsLecture 6: Communism in CanadaLecture 10: Diplomatic Privileges and ImmunitiesLecture 12: Importation of Propaganda Co-operation with CustomsLecture 15: [Title sanitized and only one page released.]