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