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Check size and controls quality of concrete cube in laboratory. Concept industry lab for testing building materials.
Babylonian historical writing selected focus background. Ancient hieroglyphs of the Sumerian and Babylonian civilizations. Archaeological objects and antiquities
Single continuous line drawing of young female architect holding blueprint paper pose cross arms. Professional work job occupation. Minimalism concept one line draw graphic design vector illustration
Ancient Egyptian hieroglyphs on papyrus - Cairo
white hardhat, work gloves, helmet on background of buildings, protection inspecting at construction site, symbol of builder's death, day of mourning, civil engineering concept, builder's day

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