US Army Corps of Engineers, Louisville No description specified. 1-3 (3 Records) Images Lithic Artifact Photographs, Field School at Sites 12WB90 and 12WB120 1981-1984 (2012) Metal Artifact Photographs, Field School at Sites 12WB90 and 12WB120 1981-1984 (2012) Shell Artifact Photographs, Field School at Sites 12WB90 and 12WB120 1981-1984 (2012)