- 1Reference: PL/NIX1/4
Title: Correspondence file
Level of description: file
Date Free Text: Oct 1983-Oct 1987
Production date: From: 1983 To: 1987 - 2Reference: PL/NIX1/9
Title: Correspondence file
Level of description: file
Date Free Text: 1981-1986
Production date: From: 1946 To: 1986 - 3Reference: PL/NIX1/13
Title: Correspondence file
Level of description: file
Date Free Text: Jun 1986 - Mar 1987
Production date: From: 1986 To: 1987