div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imagea href=https:reader040vdocumentssitereader040viewer2022020522575067de1a28ab0f07ad8590html5page1jpg target=_blank img data-url=documentary-photography-and-researchhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Documentary Photography and Research loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentssitereader040viewer2022020522575067de1a28ab0f07ad8590html5thumbnails1jpg width=140 height=200 adivp© 1939 Nature Publishing Grouppdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imagea href=https:reader040vdocumentssitereader040viewer2022020522575067de1a28ab0f07ad8590html5page2jpg target=_blank img data-url=documentary-photography-and-researchhtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: Documentary Photography and Research loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentssitereader040viewer2022020522575067de1a28ab0f07ad8590html5thumbnails2jpg width=140 height=200 adivp© 1939 Nature Publishing Grouppdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imagea href=https:reader040vdocumentssitereader040viewer2022020522575067de1a28ab0f07ad8590html5page3jpg target=_blank img data-url=documentary-photography-and-researchhtmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: Documentary Photography and Research loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader040vdocumentssitereader040viewer2022020522575067de1a28ab0f07ad8590html5thumbnails3jpg width=140 height=200 adivp© 1939 Nature Publishing Grouppdiv