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Open-File Report xx-xxxx

LATE-HOLOCENE SHOREFACE RETREAT SCARPS FROM GROUND PENETRATING RADAR PROFILES: COLUMBIA RIVER LITTORAL CELL, WASHINGTON-OREGON, USA

By Curt D. Peterson, Harry M. Jol, Lorraine K. Woxell, Sandy Vanderburgh , James B. Phipps, David Percy, Frank Reckendorf, and Guy R. Gelfenbaum