A Brief History of Sunday: From the New Testament to the New Creation is unavailable, but you can change that!
In this book noted Christian historian Justo González tells the story of how and why Christians have worshiped on Sunday from the earliest days of the church to the present.
After discussing the views and practices relating to Sunday in the ancient church, González turns to Constantine and how his policies affected Sunday observances. He then recounts the long process, beginning in the Middle...