The Incas had a system of accounting that relied on the quipu. Cords of various colours were attached to a main cord with knots. The number and position of knots as well as the colour of each cord ...

While much of the world used stone tablets or other media that didn’t survive the centuries, the Incas used something called quipu which encoded numeric data in strings using knots. Now the ...

many Andean peoples used an object called a "khipu" (also spelled "quipu" and pronounced "key-poo") to record and communicate ...

While much of the world used stone tablets or other media that didn’t survive the centuries, the Incas used something called quipu which encoded numeric data in strings using knots. Now the ...

For more than a millennium, many Andean peoples used an object called a “khipu” (also spelled “quipu” and pronounced ... with ...

The Incan quipu on view in the exhibition is on loan from the Museo Larco. It hints at the complexity of knots and dyes that were essentially vast inventories created by sophisticated peoples.