On what day does John say he was in the Spirit?

Answer

"I was in the Spirit on the Lord's day." Rev. 1: 10.

What would make the death of Christ in vain?
Was the judgment still future in Paul's day?
1. What indicates that the messages of the judgment hour and the fall of Babylon are two parts of a threefold message?
When were the first of these signs to appear, and what were they to be?
Why was Christ declared worthy to open these seals?
What reason did Paul give for glorying in tribulations?
Why was this to be?

Questions & Answers are from the book Bible Readings for the Home Circle