Chicago

Fish Commission. Research Division, Oregon., Robert N Thompson, James B Haas, Melvin D Collins, Raymond A Willis, and Roy E Sams. 1960. Environmental Survey Report Pertaining to Salmon and Steelhead In Certain Rivers of Eastern Oregon and the Willamette River and Its Tributaries : Pt. 1. Survey Reports of Eastern Oregon Rivers. : Clackamas, Or. : Fish Commission of Oregon, Research Division.