Screw nut Rivet Bulb plate Dandelion Moss and screw (and a chain) Vanishing You know it Six in a row Handle Valve Cap Orifice Hmmm Oops! Ring Shades of red and green Kieldampf Switch carefully There's a light... Silhouette Pulley Shadows on the wall Too tall Krupp Yet another chain! Trails Stand Screw Chain Bolt Rusty screw Shadow on the wall Draught (104 102 100) S40 11o 11o 8 6 Another chain with shadow Belt Hook Rust Chain Control 4.5 tons 8 tons Chain