concrete work thin line icons - editable stroke - icons include a cement truck, cement work, cement worker working, construction worker, cement tools, cement mixer, trowel - building activity stock illustrations
teamwork puzzle arrow, concept of business cooperation and development - building activity stock illustrations
blueprint approved home building house planning design element - building activity stock illustrations
hebrews, under the prospect of egyptian guards, making bricks - building activity stock illustrations
pyramid construction in ancient egypt, wood engraving, published in 1864 - building activity stock illustrations