TY - RPRT TI - Scanning electron microscope images of sand and silt from the early MIS4–MIS3 Roxana Silt, Phillips Bayou, Arkansas AU - Helaine W. Markewich AU - Douglas A. Wysocki AU - G. Norman White AU - Joe B. Dixon PY - 2023 DO - 10.3133/sir20235062 UR - https://pubs.usgs.gov/publication/sir20235062 ID - sir20235062 ER -