This Bible course has been used internationally for over fifty years. This fourth lesson on Epistles covers the following topics:

- The Epistle of James, Part I
- The Epistle of James, Part II
- The Epistle of James, Part III
- The First Epistle of Peter, Part I
- The First Epistle of Peter, Part II
- The Second Epistle of Peter, Part I
- The Second Epistle of Peter, Part II
- The First Epistle of John, Part I
- The First Epistle of John, Part II
- The Second Epistle of John
- The Third Epistle of John
- The Epistle of Jude