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Air -- Pollution -- Montana

 Subject
Subject Source: Library of Congress Subject Headings

Found in 3 Collections and/or Records:

Anaconda Copper Mining Company records

 Collection
Identifier: MC-169
Abstract This collection consists of records (1876-1974) of the Anaconda Copper Mining Company and contains correspondence, court papers, financial and production records, legal documents, organizational records, subject files, and other materials for the Anaconda Copper Mining Company and many of its predecessor and subsidiary companies and departments. Among the major subgroups are General Office; Big Blackfoot Milling Company; Bitter Root Development Company; Boston and Montana Consolidated Copper...
Dates: 1876-1974

League of Women Voters of Montana records

 Collection
Identifier: MC-180
Abstract

The League of Women Voters is a non-partisan political organization. Records (1921-1989) of the Montana branch include general correspondence arranged by president; financial records; minutes; organizational materials; reports to the national office; subject files; miscellany; and clippings. There are also records for local branches of the League around the state.

Dates: 1921-1989

Montana Department of Health and Environmental Sciences, Air Quality Bureau Records

 Collection
Identifier: RS-38
Abstract This collection is a sub-subgroup (Bureau) of the Montana Department of Environmental Quality records, RS 494. The Air Quality Bureau currently (as of 2024) operates within the Air, Energy, and Mining Division of DEQ. Please see the primary finding aid for more Montana Department of Environmental Quality records. These records (1973-1989) of the Air Quality Bureau consist of...
Dates: 1973-1989