photograph. The planting and manufacturing of indigo in India: - 6. Indigo factory (beating the Vats). / by Oscar Mallitte. - [India]: Allahabad, 5 October 1877. - Printed at the Liverpool Press, ...
Jjok is the Korean name for the unique blue color that comes from the Indigo plant. As you can see below, this is how this plant actually looks like: https ...