abstract advertisement advertising backdrop background billboard black blackboard blank board chalk chalkboard communication concept copy space copyspace education empty grunge grungy learning nobody old school space symbol teach texture textured used balls bound bundles cord dirty ends fine held together joined length lengths light loop looped loops loose rope shadows strength string textures tied twine twists tying appearance artwork children's play color coloration colored colorful colour coloured colourful malable modelling-clay multi-use oily petroleum-jelly putty-like soft surface surfaces tactile thick thin amusement big wheel cabin car circular entertainment ferris wheel gondola height high movement not in use observation wheel perspectives Riders rides scenic seats spokes struts suspended suspension swinging unused views wheel bark branches colors colours cork cork tree exterior external impervious layers resistant sky stark sunlight sunshine tree trunk twisted useful booth box collect collection dated historic history Letterbox mail mail box out-of-date phone phone booth phone box postage postal postal box red snail mail telephone traditional antique audio casette cassette data isolated listen magnetic media mix mixing mono music object obsolete plastic play record recorder retro run side song sound stereo tape technology transparent vintage 1950s accessories angles attachments designed Designs disused dress-making equipment machine-parts mechanical mechanised metal movable moving-parts parts patterns rough sewing sewing-machine shiny silver solid tarnished weathered worn