I am not sure if this wll help but it might narrow it down for you. 🙂

In Sport Aviation March 1992 there was a 8 page article; In April ’93 a 7 page article; in Sept ’93 an 11 page article; in March ’94 an 8 page article; in November 95 a 2 page article.

At $5 a time it could be expensive!