23 JANUARY 1971, Page 25

Siberian trip

Sir: D. A. N. Jones's sustained efforts at slandering the helpless victims of Soviet police terror have done nothing except reveal his ideological obsession and his pro- found ignorance of anything to do with Soviet Russia. His vicious little campaign has failed. I am glad to learn (Letters, 16 January) that Mr Jones has at last realised how totally incompetent he was for this self-imposed task.