Ernest Mackay writes (1931): "The boss was then carefully rounded off after the groove that always runs across its center had been roughly made by a V-shaped cut. The rounding of the boss was apparently done with a knife and finished off with an abrasive, after which a hole was bored through it from opposite sides to take a cord." See also Seal with Two-Horned Zebu Bull. >
Seals
Seals and tablets with inscriptions from the ancient Indus Valley Civilization.