no. 8 - September 1968

no. 9 - October 1968

no. 10 - November 1968

no. 13 - February 1969

no. 20 - January 1970

no. 23 - May 1970

Riot Control issue - June 1970

no. 24 - September 1970

no. 25 - October 1970

no. 26 - November 1970

no. 27 - December 1970

no. 28 - January 1971

no. 30 - June 1971

no. 33 - September 1971

no. 34 - October 1971

no. 35 - November 1971

no. 36 - December 1971

no. 37 - February 1972

no. 40 - May 1972

no. 41 - July 1972