@inbook {, title = {Folsom Land Use: Projectile point variability as a key to mobility}, booktitle = {Raw Material Economies among Prehistoric Hunter-gatherers}, year = {1991}, pages = {335-355}, publisher = {University of Kansas Publications in Anthropology}, organization = {University of Kansas Publications in Anthropology}, address = {Lawrence, KS}, author = {Hofman, J. L.}, editor = {Montet-White, A. and Holen, S.} }