Ancient People Counted on This, Not Calculators
This page is the CodyCross answer for the clue below from Sense of Smell, Group 1480, Puzzle 1 (Burnt Rubber).
Question is: Ancient People Counted on This, Not Calculators
and the answer is: ABACUS
Word Meaning:
ABACUS — (historical, obsolete) A table or tray scattered with sand which was used for calculating or drawing.
Definitions from Wiktionary.