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The Inca might have been the largest non-literate society in history. Allow me to explain by way of two definitional digressions. Any society has peripheral or marginal members that are less in tune. We won't know quite where to draw the line, and of course the population data we have is worse than incomplete. More so, the concept of society that we all ...


The metal dip pens existed since the times when Britain was a Roman province. Also, they are known to be used in the Middle ages and Renaissance times. That is, they were used alongside the quill pens. However, those old metal pens were hand-made. It is only after the Industrial Revolution that their mass production became available. John Mitchell pioneered ...

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