History
MATtours history pages are organized chronologically (where negative dates mean B.C.E.).
Age of Computation (before -600)
Age of Abstraction (-600 to -300)
Age of Application (-300 to 400)
Age of Consolidation (400 to 1200)
Age of Exploration (1200 to 1700)
Age of Certainty (1700 to 1850)
Age of Uncertainty (1750 to present)
