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Español: Yupana inca, un instrumento cuya utilidad no está muy clara aún, probablemente eran maquetas o materiales que ayudaban los cálculos aritméticos.
English: An Incan yupuna, an instrument whose purpose is still unclear, though it may have been used for making arithmetic calculations.
Kula, sing nduwèni hak cipta karya iki, nerbitaké karya iki nèng domain umum. Iki kanggo nèng saubenging dunya. Nèng saperangan nagara iki mungkin ora dièntokaké; yèn mangkono: Kula ngawèhaké sapa waé hak migunakaké karya iki kanggo maksud apa waé, tanpa katemton apa waé, kajaba ana katemton kuwi dibutuhaké déning hukum.
{{Information
|Description=Yupana inca, un instrumento cuya utilidad no está muy clara aún, probablemente eran maquetas o materiales que ayudaban los cálculos aritméticos
|Source=Fotografía propia
|Date=10-feb-2008
|Author=Scarton
|Permission=Trabajo
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