Records. 1900-1901, 1934-1967. 6 linear feet. This collection consists of the records of the Butte Miners' Union, No. 1, and contains incoming correspondence (1940); financial records (1934-1967), composed for the most part of records of membership dues and office accounting; a subject file (1956-1962) on the Butte Miners' Union Youth Center/United Unions Recreation Council; and miscellany, including a list of members serving in the armed forces during World War I.