Brew-Hammond, Nana Ekua
Summary: "For centuries, blue powders and dyes were some of the most sought-after materials in the world. Ancient Afghan painters ground mass quantities of sapphire rocks to use for their paints, while snails were harvested in Eurasia for the tiny amounts of blue that their bodies would release. And then there was indigo, which was so valuable that American plantations grew it as a cash crop on the...
Format: text
Publisher / Publication Date: Alfred A. Knopf 2022