div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imagea href=https:reader042vdocumentsmxreader042viewer2022020522575067d31a28ab0f07ad5160html5page1jpg target=_blank img data-url=ionosphere-measurements-during-the-partial-eclipse-of-the-sun-of-february-3htmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Ionosphere Measurements during the Partial Eclipse of the Sun of February 3 1935 loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader042vdocumentsmxreader042viewer2022020522575067d31a28ab0f07ad5160html5thumbnails1jpg width=140 height=200 adivp© 1935 Nature Publishing Grouppdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imagea href=https:reader042vdocumentsmxreader042viewer2022020522575067d31a28ab0f07ad5160html5page2jpg target=_blank img data-url=ionosphere-measurements-during-the-partial-eclipse-of-the-sun-of-february-3htmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: Ionosphere Measurements during the Partial Eclipse of the Sun of February 3 1935 loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader042vdocumentsmxreader042viewer2022020522575067d31a28ab0f07ad5160html5thumbnails2jpg width=140 height=200 adivp© 1935 Nature Publishing Grouppdiv