detail of dirty hands holding pliers

20s 30s accessories adult art black blacksmith body caucasian charcoal close closeup coal craft craftsman craftsmanship craftsperson detail dirty effort equipment farrier farriery finger fingers forge forgeman forging furnace hand hands handwork hard hardware hearth heating heavy historic historical hold holding human indoor industry instrument iron job man manual manufacture manufacturing metal metallic metalwork nipper object occupation outdoor people pliers power profession shop smith smithery steel strength strong tool tools up work worker working workshop young