div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=rocket-observation-of-x-ray-emission-in-a-solar-flare-579a192095d00htmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Rocket Observation of X-Ray Emission in a Solar Flare loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentsmxreader030viewer20220205225750680b1a28ab0f07ae571dhtml5thumbnails1jpg width=140 height=200 divp© 1957 Nature Publishing Grouppdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imageimg data-url=rocket-observation-of-x-ray-emission-in-a-solar-flare-579a192095d00htmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: Rocket Observation of X-Ray Emission in a Solar Flare loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader030vdocumentsmxreader030viewer20220205225750680b1a28ab0f07ae571dhtml5thumbnails2jpg width=140 height=200 divp© 1957 Nature Publishing Grouppdiv