"SRI/SHAPIRO." . . "Portland (Or.)" . . "David J. Newton Associates." . . . . "Proposal to the City of Portland Bureau of Planning, in response to request for proposals for consulting services : an archaeological investigation of the Columbia south shore"@en . . "Archaeological investigation of the Columbia south shore"@en . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .