A Textbook of Church History Volume 1: A.D. 1-726, written by John C. L. Gieseler and published in 1855, is a comprehensive study of the history of the Christian church from its origins up until the mid-8th century. The book is divided into four parts, covering the history of the church from the time of Christ to the end of the 2nd century, the 3rd and 4th centuries, the 5th and 6th centuries, and finally, the 7th and 8th centuries.Throughout the...