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Small blackboard with the famous Einstein's E=mc&#178 theory of relativity. Isolated on white, contains clipping path outline.

Stock Photo:
Image ID: 918505
Copyright:
Small
500x334 6.9"x4.6" (72dpi) 97 KB
Med
1000x667 3.3"x2.2" (300dpi) 385 KB
Large
4368x2912 14.6"x9.7" (300dpi) 4.6 MB
Super
8736x5824 29.1"x19.4" (300dpi) approx.22.5 MB
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