5 books in series

TimeFrame

TimeFrame is a 5-book series with 5 released primary works first released in 1987 with contributions by Time-Life Books.

Barbarian Tides, 1500-600 BC
A Soaring Spirit, 600-400 BC
Light in the East, AD 1000-1100
The Age of Calamity, AD 1300-1400
The Nuclear Age, AD 1950-1990