Wooden abacus
Palabras clave
abacus,
account,
accounting,
ancient,
antique,
arithmetic,
asian,
background,
bead,
black,
bright,
brown,
business,
calculate,
calculation,
calculating machine,
closeup,
concept,
count,
economy,
educate,
equipment,
finance,
financial,
frame,
icon,
isolated,
mathematic,
mathematical,
mathematic,
money,
number,
object,
obsolete,
old,
profit,
retro,
row,
subtract,
subtraction,
sum,
symbol,
tool,
toy,
traditional,
vintage,
white,
wood,
wooden
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