no. 1 (February 1968)

no. 2 (March 1968)

No. 3 (April 1968)

no. 4 (May 1968)

no. 5 (June 1968)

no. 6 (July 1968)

no. 7 (July/August 1968)

no. 8 (August 1968)

no. 9 (September 1968)

no. 10 (October 1968)

no. 11 (November 1968)

no. 12 (December 1968)

no. 12 (January 1969)

no. 14 (February 1969)

no. 15 (March/April 1969)

no. 16 (May 1969)

no. 17 (June 1969)

no. 18 (July/August 1969)

no. 19 (September 1969)

no. 20 (October 1969)

no. 21 (November 1969)

no. 22 (December 1969)

no. 23 (January/February 1970)

no. 24 (March 1970)

no. 25 (April 1970)

no. 26 (May 1970)

no. 27 (June 1970)

no. 28 (July 1970)

no. 29 (August 1970)

no. 30 (September 1970)

no. 31 (October 1970)

no. 32 (November 1970)

no. 33 (December 1970)

no. 34, 35, 36, 37 (undated, 1971)

no. 38 ( November 1971)

no. 39 (February 1972)

no. 40 (1972)

no. 41 (July 1972)

no. 42 (August 1972)

no. 43 (january 1973)