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Charts & Graphs trade
Follow the barter.
Unintended consequences of cultural exchange.
Diplomatic gifts animal, vegetable, and mineral.
Pricey fads, then and now.
Transforming the earth to move goods.
Tales of human collateral.
A typology of fictional life swaps.
Fair (and not so fair) exchanges in the natural world.
Long-distance trade routes revealed by archaeology.
Technology that enables trade.
Products that don’t physically exist.
