Difference between IVP Reference Collection v2 and v3

Version 2 included (from the Internet):

1. Dictionary of Jesus and the Gospels
2. Dictionary of Paul and His Letters
3. Dictionary of the Later New Testament and Its Developments
4. Dictionary of New Testament Background
5. IVP Bible Background Commentary: Old Testament
6. IVP Bible Background Commentary: New Testament
7. New Bible Dictionary
8. New Bible Commentary
9. Hard Sayings of the Bible
10. The Dictionary of Biblical Imagery
11. New Bible Atlas
12. New Dictionary of Biblical Theology
13. New Dictionary of Theology
14. Pocket Dictionary for the Study of New Testament Greek
15. Pocket Dictionary of Apologetics and Philosophy of Religion
16. Pocket Dictionary of Biblical Studies
17. Pocket Dictionary of Theological Terms

Version 3 includes (from the Logos website):

• Dictionary of Jesus and the Gospels
• Dictionary of Paul and His Letters
• Dictionary of the Later New Testament and Its Developments
• Dictionary of New Testament Background
• IVP Bible Background Commentary: Old Testament
• IVP Bible Background Commentary: New Testament
• New Bible Dictionary
• New Bible Commentary
• Hard Sayings of the Bible

• The Dictionary of Biblical Imagery
• New Bible Atlas
• New Dictionary of Biblical Theology
• New Dictionary of Theology
• Pocket Dictionary for the Study of New Testament Greek
• Pocket Dictionary of Apologetics and Philosophy of Religion
• Pocket Dictionary of Biblical Studies
• Pocket Dictionary of Theological Terms

Bottom line: they have identical content.