Answer | Crossword Clue |
---|---|
ABACUS | Calculating device. |
ABACUS | Calculating device |
SLIDERULE | Calculating device |
GPS | "Calculating" device |
ABAC | Calculating device: Var. |
ABACUS | Device for calculating. |
QUIPU | Old Peruvian calculating device |
quipu | a device made of a main cord with smaller varicolored cords attached and knotted and used by the ancient Peruvians (as for calculating) |