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