“It came to pass in those days, that there went out a decree from Caesar Augustus that all the world should be taxed…”
Gives history and background information (as well as much exposition) to the Old Testament, the inter-testamental age and the NT.
New Testament Introduction
Berkhof, Louis – New Testament Introduction Re-typset PDF, 1944, 225 pages
A handy conservative reference for background info on each book of the NT
Alexander, Archibald – A Pocket Dictionary of the Holy Bible 1831 566 pp.
Berkhof, Louis – Biblical Archaeology 1928 200 pages
Excellent introduction to a vast topic from a conservative