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