Abstract Gustaf Carlson (1907-1996) was a Helena based mining engineer involved in mining in Montana, Idaho, Arizona, and Minnesota. This collection (1890s-1960s) consists of subject files on local mines including the Spring Hill (near Unionville), the Klondyke and the Sourdough (in Elkhorn); the East Pacific and the Kleinschmidt (near Townsend); the Drumlummon (near Marysville); mines in the Corbin and Wickes area; and other mines in Montana and Idaho. One of the larger subject files concerns the...

Abstract Samuel T. Hauser (1833-1914) was a Helena, Montana, Territory, pioneer, territorial governor (1885-1886), and entrepreneur in the fields of banking, mining, smelting, ranching, railroads, irrigation, and hydro-electric power. More than fifty percent of the collection is incoming correspondence (1864-1914). There are also outgoing correspondence, financial records, legal documents, organizational records, and reports. Included are thirty-eight subgroups of the Hauser family and Hauser's...

Abstract The Montana Ore Purchasing Company was a Butte, Montana, mining and smelting company owned by F. Augustus Heinze and John MacGinnis. The company was involved in a long court fight with the Anaconda Copper Mining Company, known as the "War of the Copper Kings." Records include incoming correspondence (1900-1910), outgoing correspondence (1905-1906), court papers, daily smelter reports (August 1905), two journals (1905), an order book (1905-1906), legal documents, and miscellany. There is a...

Abstract

Frank Sizer was a Helena and Butte, Montana, mining engineer. He managed the Whitlach-Union, Spring Hill, Eclipse-Argo, and Gould mines; worked for Canoll and Martin; and served as a consultant to William A. Clark in his Colusa Parrott law suit and his purchase of the Rosario Mine in Mexico. Collection (1878-1909) includes correspondence, financial records, legal documents, diaries, scrapbooks, clippings, and notebooks.