Contents: remains of Paganism in Christianity; Pagan methods of interpreting the scriptures; Asiatic Pagan water worship; water worship in northern Europe and Mexico; Greek water worship; Pagan water worship transferred to Christianity; Pagan sun worship; Sunday observance unknown to Christianity before middle of 2nd century; state religion a Pagan institution; control of Christianity by state under Constantine and his successors; Constantine's legislation concerning Pagan Sunday; other forms of Pagan residuum in Christianity and five conclusions, fundamental principles of Protestantism involved in present issues.