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The William Herschel telescope of the Isaac Newton group of telescopes on the island of La Palma at sunset Stock Photo - Alamy
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The 4.2m William Herschel Telescope on La Palma with the Moon at the background (Canary Islands, Spain Stock Photo - Alamy
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The William Herschel Telescope WHT, Roque de los Muchachos Observatory, La Palma, Canary Islands, Spain The William Herschel Stock Photo - Alamy
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