Issue 1 January/March 1976  | Issue 2 January/March 1976  | Issue 3 May 1976  | Issue 4 April/June 1976  | Issue 5-6 July/August 1976  | Issue 9-10 March/April 1977  |
Issue 11-12 May/June 1977  | Issue 13-15 September 1977  | Issue 16-17 January 1978  | Issue 18-20 May 1978  | Issue 21-22 June 1978  | Issue 23-25 July/September 1979  |
Issue 26-28 March/May 1980  |