ancient architecture bronze Congress of Deputies door elements gold golden historical knobs madrid metal old opulent panels Spain spanish wealth box broadcast broadcasting chat communicate cover gauge knob lid listen phone radiostation station talk telephone war waves wire wires World bands blue blues electric guitar guitars instrument metalic music red reflection rock rock n' roll roll shiny soul strings youth call city fire fireman flames hose hydrant public rescue safety security sprinkler srew street valve water water register water supply bombeiro fogo hidrante incêndio mangueira vermelho água Asteroidea background beauty design detail echinoderms marine marine animals mollusks Protoreaster Red-knobbed sea sea animal sea-star seashell star starfish white biology coarse adjustment kn diaphragm education eyepiece fine adjustment knob lens medical microscope object holder objective turret ocular lens optic optical research science viewing
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