Church Eretide of the English Folk

Church Eretide of the English Folk is a book by Bede which tells of how Christianity was brought the the English, and also broadly on the eretide of England. It spans the time from Julius Caesar to 731 AD, when it was written.

It was at first written in Latin, but it was so highly worthed it was overbrought in Old English so that it would be softer to read.