00479cam a2200181u 4500 gs 67000248 DLC 20260227111421.0 801219s1967 dcu 000 0 spa gs 67000248 DLC CarP DLC QE75 .C5 no. 542 TD458 .L3 Langbein, Walter Basie, 1907- The aeration capacity of streams, Washington [U.S. Geological Survey] 1967. p. cm. 30347 30347