Final
Subtitle: environmental impact statement for the air pollution variance requested by the Anaconda Aluminum Company for its Aluminum Reduction Plant at Columbia Falls, Montana
Contributors: Montana. Air Quality Bureau
Publisher: Dept. of Health and Environmental Sciences, Air Quality Bureau
Published: 1974
Place of publication: Helena, Mont.]
Language: eng
Number of pages: 154
Notes: Title from cover.

"May 20, 1974."

Includes bibliographical references (p. 82-84).