Black obsidian stemmed point fragment. M. Christopher 10/23/1998.

Bifacially flaked obsidian tool that has missing base. Numbered face is ash encrusted and cross-section is triangular. R.Willimas 5/13/98

Brown obsidian side-notched point with a convex base. M. Christopher 10/16/1998. Dr. Dennis Jenkins, University of Oregon, sent this specimen to Northwest Research Obsidian Studies Laboratory, Corvalis, OR for analysis (on loan 11/30/98 - 4/9/99). A portion of this specimen was removed for obsidian hydration. The source of raw material was determined to be Buck Spring. Northwest Research Obsidian Lab placed a paper tag in the specimen bag with the following information: [Lab Contract #] BO-98-91 [Catalog #1989-57/35-M-] 63 [Collection Name] Bergen [Analysis] Specimen No: 28 [Source Location] Buck Spring See also the following report from Northwest Research Obsidian Studies Lab for more detailed analytical data: Skinner, Craig E. and Jennifer J. Thatcher 1998 "X-ray Fluoresence Analysis of Artifact Obsidian from the Bergen Site, Fort Rock Lake Basin, Lake County, Oregon." Northwest Research Obsidian Studies Laboratory, Report 98-91, Corvalis OR. Dr. Jenkins' interpretation of the data was reported at the Northwest Anthropological Conference, 4/8/99 - 4/10/99 in his paper entitled, "Obsidian Characterization and Hydration Results of the Fort Rock Basin Prehistory Project." D. Bradley 04/12/99.

Black obsidian biface with one end broken. End opposite the break tapers to a point. K. Peterson 2/5/99

An obsidian, flaked, basal-notched projectile point.

Black obsidian side-notched point with tip and one shoulder barb broken. K. Peterson 2/5/99

Black obsidian side notched point with one tang, and concave base. M. Christopher 5/28/98

One barb present.

Black obsidian, side-notched point, with concave base. D. Bradley 02/05/99

Black obsidian point; one side is notched near one end. D. Bradley 02/05/99