Ключевые слова: apprentice, apprenticeship, artisan, blue collar worker, company, construction, craftsman, customer order, employee, factory, industry, lesson, locksmithery, man, men at work, metal construction, metal factory, metallurgy, metalworker, metalworking, middle class, order, people, planning, production, production order, read, staff, surgery, trade, trainee, warehouse clerk, warehouseman, work, worker, workshop,