Answer: abacuses

AnswerCrossword Clue
ABACUSESEarly adders
ABACUSESCounting devices.
ABACUSESYou can count on them
ABACUSESYou can count on them!
ABACUSESYou can always count on these
abacusesAn oblong frame with rows of wires or grooves along which beads are slid, used for calculating
abacusesABACUS, a counting frame using beads
abacusesThe flat slab on top of a capital, supporting the architrave