year 3929 BC. Ussher's proposed date of 4004 BC differed little from other Biblically-based estimates , such as those of Bede (3952 BC), Ussher's near-contemporary, Scaliger (3949 BC), Johannes Kepler (3992 BC) or Sir Isaac Newton (c. 4000 BC) [1] . Ussher's specific choice of starting year may have been influenced