page_title: August 1912
hierarchical_section_title: August 1912
caption_attribution_description: English: Victor Franz Hess back from his balloon flight in August 1912
context_page_description: The following events occurred in August 1912:
context_section_description: The following events occurred in August 1912:
caption: August 7, 1912: Victor Hess (center) discovers cosmic rays
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