Abacuses, slide rules, abacus, rake-help, rows, balls, colorfully, differently-coloured, out of use, simply, simply, aids, calculation, subtraction, minus, addition, plus, reckons, education, reason-kinds of calculation, mathematics,
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Details
Creative#:
TOP17377314
Source:
達志影像
Authorization Type:
RM
Release Information:
須由TPG 完整授權
Model Release:
No
Property Release:
No
Right to Privacy:
No
Same folder images: