As part of the large, multi-year Lake Ilo archaeological project, a team excavated a flint procurement lithic workshop and camp site at the western edge of the Knife River flint quarry area in western North Dakota and found evidence of people there during Pleistocene times. Here is their block-by-block account of the excavations and summaries of the finds. It is not indexed. Annotation c. Book News, Inc., Portland, OR (booknews.com)