Google Books link:

http://books.google.com/books?id=YNcDAAAAMBAJ&lpg=PA6&dq=Black%20Belt%20Magazines%20June%201990&as_brr=0&as_pt=MAGAZINES&pg=PA18#v=onepage&q=&f=false

February 1991 edition:

Google Books link:

http://books.google.com/books?id=stcDAAAAMBAJ&lpg=PA6&dq=Black%20Belt%20Magazines%20February%201991&as_brr=0&as_pt=MAGAZINES&pg=PA30#v=onepage&q=&f=false

June 1992 edition:

Google Books link:

http://books.google.com/books?id=-M8DAAAAMBAJ&lpg=PA9-IA1&dq=Black%20Belt%20Magazine%20June%201992&as_brr=0&as_pt=MAGAZINES&pg=PA48#v=onepage&q=Black%20Belt%20Magazine%20June%201992&f=false