Lower Chippewa River pollution investigation survey /

"June, 1971"

The control of pollution from hydrographic modifications.

Bibliography: p.188.

A comprehensive water pollution control program for the Rainy River basin /

Mode of access: Internet.

The ion-exchange reactions of radioactive ions with soils and effects of organic compounds.

Vita.

Interstate air pollution study; phase II project report.

Mode of access: Internet.

Air pollution, an annotated bibliography.

Mode of access: Internet.

Source materials on water pollution control.

Mode of access: Internet.

Selected bibliography on radioactive occurrences in Africa, Australia, Canada, Europe, Mexico, New Zealand and South America /

On cover: PB 187 561.

Public Health Service water pollution surveillance system; annual compilation of data.

Report year ends Sept. 30.