Antique stone with written numbers on it

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Antique brown stone with written numbers on it

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Size: 5312px × 2988px
Location: Spain
Photo credit: © Francisco de Casa / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: antique, background, calculus, emboss, exploitation, formula, invention, natural, nature, numbers, operation, paper, petrography, plain, resource, resources, rock, run-, sum, usage