quipu

listen to the pronunciation of quipu
İngilizce - İngilizce
a recording device, used by the Incas, consisting of intricate knotted cords
A contrivance employed by the ancient Peruvians, Mexicans, etc
Single, double, and triple knots were tied in the smaller cords, representing definite numbers
calculator consisting of a cord with attached cords; used by ancient Peruvians for calculating and keeping records
as a substitute for writing and figures, consisting of a main cord, from which hung at certain distances smaller cords of various colors, each having a special meaning, as silver, gold, corn, soldiers
It was chiefly used for arithmetical purposes, and to register important facts and events
{i} Incan counting device comprised of various colored knotted chords