div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=geologic-map-of-the-pisgah-quadrangle-hempstead-miser-h-d-and-purdue-ahtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Geologic Map of the Pisgah Quadrangle Hempstead …Miser H D and Purdue A H 1929 Geology of the DeQueen and Caddo Gap Quadrangles Arkansas: United States Geological Survey loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader031vdocumentinreader031viewer20220119145fc28ed8e109651432612493html5thumbnails1jpg width=140 height=200 divdiv