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Blue Arrows
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Blue Arrows
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Symbol representing Sound Waves travelling through Air
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Wave Symbols demonstrating principle of Superposition
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Spheres representing 10 Neutrons and 9 Protons in Flourine-19 ...
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The Om symbol
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yin-yang symbol
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Pair of cross and circle symbols.
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Two red block arrows pointing opposite directions.
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A black curved block arrow.
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'Sexually transmitted diseases' corner design - interlocking g...
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Musical Motif Symbol
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Two olive branches, crossing at base.
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Depicts knight on horseback.
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Hammer and sickle.
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