00830cam a2200241 4500 gs 68000189 DLC 20260227111422.0 690523s1968 dcuab b 000 0 eng c gs 68000189 U.S. Geol. Survey. Library DLC DLC WaU QE75 .C5 no. 550 GB1227.C6 O7 Copy 2. 553/.78/097954 Orem, Hollis M., 1904- Discharge in the lower Columbia River basin, 1928-65, by Hollis M. Orem. Washington [U.S. Geological Survey] 1968. iii, 24 p. illus., map. 26 cm. Geological Survey circular ; 550 Bibliography: p. 10. Stream measurements Lower Columbia River Watershed (Or. and Wash.) Geological Survey circular ; 550. 30435 30435