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.

The Montana Department of Highways Butte District Office records contain correspondence of the District Engineer of the Butte District Office.

Records of the Dept. of Highways Centralized Services Division (1971-1989) consisting of interoffice correspondence (1971-1988), minutes (1985-1989) of various divisional meetings, monthly activity reports (1987-1989); and subject files (1983-1989) concerning various task forces and information regarding the computer system.

Project Files of the Montana Department of Highways Construction Bureau.

Montana Department of Transportation, Materials Bureau consist of Pavement Management System files.