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Points of Divergence : The Printing Press
The invention that enabled the Reformation, it's earlier introduction could have huge consequences.
Here are some points of divergence concerning the invention and development of the printing press. All POD entries are sorted as chronologically as possible.
Ancient PODs
An ancient Mesopotamian printing press or movable type
Bronze Age printing on soft clay tablet
Effects of a Roman printing press ?
Plausibility check: Yehoshua ben Gamla invents printing press ?
Medieval and early modern PODs
Printing press invented by Muslims
WI: Islamic printing press developed around 900 AD
Challenge: Abbasid movable type
Effects of an earlier printing press in the West (ca between 800 and 1000 AD)
Printing press developed in 1124
Challenge: Movable type printing press invented in 1350 in England, not 1450 in Germany
Printing press developed in medieval Europe 50 years earlier
Challenge: Printing press technology lost to world after 1550
Know of any PODs or POD discussions ? Feel free to add them.