natural and formal sciences chalk white icons set black background |
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navigate by keyword : astronomy background black blackboard board chalk chalkboard clipart collection concept contour cosmology course design discipline doodle drawing drawn empirical formal hand icon illustration isolated life line linear logic logo logotype math mathematics natural online outline pack pure research school science scientific set sign sketch space study subject symbol vector web white zoology |
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Natural and formal sciences chalk white icons set on black background. Different scientific fields of study. Logic, mathematics, astronomy and zoology. Isolated vector chalkboard illustrations |
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