computer hard drive read shiny spindle write cast iron leaf leafs Nyberg staircase tree bind cone isolated knot package packaging secure spool string thread tie tying cog corroded corrosion decay desuetude gear machinery old rust teeth tooth turn wheel winch architecture beam Gwynedd historical nostalgia shaft spar traditional wales watermill waterwheel welsh Balearic Islands disc dock dockside drum fishing harbour industrial machine majorca mechanical mediterranean net odd port quay roll roller rolling rusty Spain strange truck unusual vehicle yellow