Reconnaissance investigations of the discharge and water quality of the Amazon River,
Oltman, Roy E. 1911-
Reconnaissance investigations of the discharge and water quality of the Amazon River, by Roy E. Oltman. - Washington, 1968. - iii, 16 p. illus., maps. 26 cm. - United States. Geological Survey. Circular 552 . - Geological Survey circular ; 552. .
Prepared in cooperation with the Ministerio da Marinha do Brazil [and the] University of Brazil.
Bibliography: p. 16.
gs 68000221
Stream measurements--Amazon River.
Water quality--Amazon River.
QE75 / .C5 no. 552
553/.78/09811
Reconnaissance investigations of the discharge and water quality of the Amazon River, by Roy E. Oltman. - Washington, 1968. - iii, 16 p. illus., maps. 26 cm. - United States. Geological Survey. Circular 552 . - Geological Survey circular ; 552. .
Prepared in cooperation with the Ministerio da Marinha do Brazil [and the] University of Brazil.
Bibliography: p. 16.
gs 68000221
Stream measurements--Amazon River.
Water quality--Amazon River.
QE75 / .C5 no. 552
553/.78/09811