div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=the-green-flash-at-sunrisehtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: The ‘Green Flash’ at Sunrise loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader031vdocumentssitereader031viewer2022020522575067c31a28ab0f07ad08a9html5thumbnails1jpg width=140 height=200 divp© 1927 Nature Publishing Grouppdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imageimg data-url=the-green-flash-at-sunrisehtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: The ‘Green Flash’ at Sunrise loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader031vdocumentssitereader031viewer2022020522575067c31a28ab0f07ad08a9html5thumbnails2jpg width=140 height=200 divp© 1927 Nature Publishing Grouppdiv