Copy:
v. 28, no. 11
v. 29, no. 1-2,3-4,7
v. 31-v. 47
v. 48-v. 63
v. 56, no. 5-v. 58
v. 58, no.2-v. 59, no. 3
v. 61, no. 5-v. 65, no. 4
v. 65, no. 6-v. 68, no. 3
v. 63, no. 6-v. 64, no. 1 (Sep 1984-Feb 1985
Jun -Jul, Sep-Dec 1985
1986-May 1988
Jul 1988-May 1990
Jul 1990-Jul 1991
Oct 1991-1992
Mar 1993- Feb 1994
Apr 1994-1995
Apr-Summer, Sep 1996)
irregular numbering