div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=dendrochronology-in-the-eastern-united-stateshtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Dendrochronology in the Eastern United States loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader035vdocumentssitereader035viewer2022080107575067df1a28ab0f07ad8a66html5thumbnails1jpg width=140 height=200 divp©1939 Nature Publishing Grouppdiv