1976 - Vol. 2, no. 3 May
1977 - No. 4 May ; no. 5 June ; no. 6 July-August ; no. 7 September ; no. 8 November
1978 - No. 9 January-February ; no. 12 April-May ; no. 16 August-September ; no. 17 September-October ; no. 19 November-December
1979 - No. 20 January-February ; no. 21 February-March ; no. 22 March-April ; no.23 April-May ; no. 24 May-June ; no. 25 June-July ; no. 26 July-August ; no. 27 August-September ; no. 28 September-October ; no. 29 October-November ; no. 30 November-December
1980 - No. 31 December('79)-January ; no. 33 February-March ; no. 34 March-April ; May-June ; no. 37 June-July ; no. 38 July-August ; no. 39 August-September
1981 - No. 45 February-March ; no. 46 March-April ; no. 47 April-May ; no. 48 May-June ; no. 49 July-August ; no. 50 August-September ; no. 52 October-November ; no. 53 November-December
1982 - No. 54 December('81)-January ; no. 56 February-March ; no. 57 March-April ; no. 58 April-May ; no. 59
1983 - no. 66 January-February ; no. 67 February-March ; no. 68 March-April ; no. 69 April-May ; no. 70 May-June ; no. 71 July-August ; no. 72 August-September ; no. 73 September-October ; no. 74 October-November
1984 - No. 75 January-February ; no. 76 February-March ; March-April ; June-July ; no. 79 August-September
1985 - No. 80 February-March ; no. 81 June-July ; no. 82 February-March
1986 - No. 83 April-May ; no. 84 August-September
1987 - No. 85 April-May
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