Copy: 1
v. 1, no. 3 (Sep 1966)
v. 2, no. 3 (May 1967)
v. 7, no. 4 (Apr 1972)
v. 7, no. 8 (Aug 1972)
v. 8, no. 3 (Mar 1973)
v. 8, no. 6 (Jun 1973)
v. 8, no. 8 (Aug 1973)-v. 8, no. 10 (Oct 1973)
v. 9, no. 2 (Mar 1974)-v. 9, no. 5 (Jun 1974)
v. 9, no. 8 (Sep 1974)-v. 9, no. 9 (Oct 1974)
v. 9, no. 11 (Nov 1974)
v. 11, no. 3 (Mar 1976)-v. 11, no. 6 (Jun 1976)
v. 12, no. 2 (Feb 1977)-v. 12, no. 5 (May 1977)
v. 12, no. 7 (Ju1 1977)
v. 12, no. 8 (Aug 1977)
v. 13, no. 3 (Mar 1978)
v. 13, no. 5 (May 1978)
v. 13, no. 7 (Jul 1978)-v. 13, no. 11 (Nov 1978)
v. 14, no. 1 (Jan 1979)-v. 14, no. 3 (Mar 1979)
v. 14, no. 6 (Jun 1979)
v. 16, no. 4 (Apr 1981)-v. 16, no. 5 (May 1981)