Three class series have been added:
- Songs of the Lord by Bro. Harry Tennant (MACBS 1992)
- Events Leading to Christ's Return by Bro. Michael Riley (Prindle Pond 1991)
- Exhortations from the Epistle of James (MACBS 1986)
The addition of Bro. Harry's talks complete the MACBS 1992 adult class set.