div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=acoustical-phonon-spectra-of-biological-polymershtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Acoustical Phonon Spectra of Biological Polymers loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader031vdocumentinreader031viewer2022020119575068341a28ab0f07af1325html5thumbnails1jpg width=140 height=200 divp© 1966 Nature Publishing Grouppdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imageimg data-url=acoustical-phonon-spectra-of-biological-polymershtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: Acoustical Phonon Spectra of Biological Polymers loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader031vdocumentinreader031viewer2022020119575068341a28ab0f07af1325html5thumbnails2jpg width=140 height=200 divp© 1966 Nature Publishing Grouppdiv