Ключевые слова: abstract, architecture, backdrop, background, board, brick wall, bricklayer, brown, build, builder, builder worker, builders, building, building construction, buildings city, business, carpenter, cloud, column box, concrete, concrete floor, construction, construction worker, evening, home office, industrial, industrial background, industrial building, industry, inferior purlin, people call, plasterer, pole structure, principal post, real estate, reinforced condrete, scaffold pole, scaffolding, sheeting support, shutter boards, silhouette, sky, structure, sunset, work platform, worker,