Pre-historic Land Use Patterns within the Yellowstone Lake Basin and Hayden Valley Region, Yellowstone National Park
http://www.georgewright.org/01yp_sanders.pdf

Sanders. Paul H., George Wright Society


This 19-page PDF discusses human use of the Yellowstone Lake area for the last 10,000 years through a summary of recent archeological studies. The article features a summary of lithic raw material usage, stone tool utilization, and food procurement practices during prehistoric times .The article also describes the importance of obsidian from the Obsidian Cliffs in Yellowstone National Park.

This resource is referenced here:
Subject: Geography:Human/Cultural
Resource Type: Scientific Resources:Overview/Reference Work, Research Results
Focus on Yellowstone: Policy and management