div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=the-parallaxes-of-globular-clusters-and-spiral-nebulaehtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: The Parallaxes of Globular Clusters and Spiral Nebulæ loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentssitereader035viewer2022080107575067b61a28ab0f07accd94html5thumbnails1jpg width=140 height=200 divp© 1920 Nature Publishing Grouppdiv