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Title: HANS CHRISTIAN OERSTED
Caption: Danish scientist Hans Christian Oersted (1777-1851), discovering electromagnetism, magnetism produced by an electric charge in motion.
Credit: Album / SCIENCE SOURCE
Image size: 4719 × 3232 px | 43.6 MB
Print size: 40.0 × 27.4 cm | 1857.9 × 1272.4 in (300 dpi)