Submitter: | Tammo Jan Dijkema |
Description: | Today exactly 64 years ago, on 17 April 1956, Queen Juliana opened the Dwingeloo telescope, guided by Professor Oort. The image shows Her Majesty and Prof Oort on the balcony of the telescope. |
Copyright: | CC0, foto: Joop van Bilsen, Nationaal Archief / Anefo |
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