Ключевые слова: 1, background, badge, banner, card, celebration, construction, day, design, emblem, employers, fight, freedom, graphic, greeting, hammer, hand, happy, helm, helmet, holding, holiday, icon, industrial, international, label, labor, labour, man, may, mayday, meeting, national, party, patriot, protest, punch, revolution, rights, safety, screwdriver, socialism, strong, trade, union, victory, vintage, worker, wrench,