Ports, markets, and the calculus of color
Harbors turned pigments into currency. Crates of walnut hulls, weld, and imported cochineal met alum, iron scrap, and fresh fleece. Prices swung with storms, embargoes, and harvests, teaching prudence in dye planning. Guilds guarded recipes yet depended on itinerant hands to meet demand. By reconstructing ledgers, we understand why some families prized indigo reserves like gold, stretching vats carefully until the next convoy cleared the horizon.