Simeon R. Buford was a Virginia City, Montana, merchant, stage line operator, and rancher. Papers include incoming correspondence (1872-1911) and outgoing correspondence (1878-1906) concerning his various business enterprises, and with family and friends. In addition, there are financial records (1872-1912), legal documents (1879-1903), and other records. There are subgroups for Buford's political activities (1886-1904), for his brother C.H. Buford (1884-1909).

William Wheeler (1824-1894) served as U.S. Marshal and as Montana Historical Society Librarian in Helena, Montana. Papers consist of outgoing correspondence (1859-1860, 1869-1871), including discussion of problems of Montana Territorial law enforcement; and biographical writings on Montana pioneers. [Portions same as MF 12].

The Women's Helena for the Capital Club was a Helena, Montana, based organization promoting the establishment of Helena as the state capital of Montana. Records (1894) include incoming correspondence; county lists; a record book containing correspondence, financial reports, speeches, resolutions, clippings, and broadsides; and miscellany.