Suggest an edit10:02Modern Mathematics: Programme 13: Topology: KnotsBBC One Mon 15th Jun 1964, 10:02 on BBC One LondonPresented by J.E. Reeve.For SchoolsRepeated on Wednesday at 9.40 a.m.(to 10.22)ContributorsPresented by:J.E. ReeveDirector:Edward GoldwynEditor:Norman Hyland Source: Radio Times Suggest an edit