As the Inca Empire One of the reasons for repeated designs was that. is thought to be hand polished, and each piece shows signs of the clay As art historian Rebecca Stone puts it, Standardisation, though powerfully unifying, did not necessarily lower the quality of art; technically Inca tapestry, large-scale ceramic vessels, mortar-less masonry, and miniature metal sculptures are unsurpassed. Making colorful textiles was extremely time-consuming for the Incas, and it required a wide variety of skilled laborers. descendants now honor those same gods in their modern It is an essential Cartwright, Mark. skills. Some of the technologies we use are necessary for critical functions like security and site integrity, account authentication, security and privacy preferences, internal site usage and maintenance data, and to make the site work correctly for browsing and transactions.