The Dawn of Civilization
Days 141–168 cover early human civilizations — the first cities, agriculture, writing, the great river cultures of Mesopotamia, Egypt, and the Indus Valley, and the Bronze Age. Taurus 7 is the canonical Pentecost/Shavuot.
Taurus has 28 days and covers days 141–168 of the Gaian year · Gaiad chapters 141–168.