Archaeological investigations at the Narrows and Martin Creek sites, Douglas County, Oregon : two riverside sites in the Middle Umpqua Basin / by Brian L. O'Neill ; with contributions by Brian E. Hemphill and Ruth L. Greenspan (Cultural resource series ; no. 4)
Archaeological investigations at the Narrows and Martin Creek sites, Douglas County, Oregon : two riverside sites in the Middle Umpqua Basin / by Brian L. O'Neill ; with contributions by Brian E. Hemphill and Ruth L. Greenspan