Charcoal tally mark. Hand drawn sticks sorted by four and crossed out by slash line. Day counting symbol on prison wall. Unary numeral system sign. Vector graphic illustration Royalty Free Vector Image
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IMAGE ID: 50799198
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contributor: Ablohina
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Description
Charcoal tally mark. Hand drawn sticks sorted by four and crossed out by slash line. Day counting symbol on prison wall. Unary numeral system sign. Vector graphic illustration.