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

Black obsidian biface with retouched edges. 11/02/98 D. Bradley.

Black obsidian,side-notched point with concave base that is narrower than the blade. There is an adhering matrix on one side. K. Peterson 1/20/98

A white, chert, basal-notched point. T. Curtis-Flaherty 2/19/98

Artiodactyl metapodial awl. D. Bradley 02/10/99

Black obsidian, side-notched, lanceolate point with a contracting stem. K. Peterson 1/20/98

Mammal phalanx. D. Bradley 02/10/99

Black obsidian chipped stone tool with pointlike features; side-notching and an expanding base. The tip region is rounded and one base corner is broken. K. Peterson 2/10/99

Black obsidian side-notched point with a concave base that is broken on one side. 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 McComb Butte. 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-] 62 [Collection Name] Bergen [Analysis] Specimen No: 27 [Source Location] McComb Butte 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 retouched edges; one end is broken. D. Bradley 01/12/99