• 4 Wisconsin Historical Society Library
• 2 WHS State Archives Preservation Facility

• 6 Journals, Magazines, Newspapers

• 1 Agriculture
• 1 Air bases
• 1 Arsenals
• 1 Indians of North America
• 1 Labor unions
• 1 Socialism
• 1 Working class

• 1 AFL-CIO. Colorado Labor Council
• 1 Rocky Mountain Arsenal (Colo.)
• 1 Socialist Party (U.S.). Colorado
• 1 United States. Air Force Space Command
• 1 Ute Mountain Tribe of the Ute Mountain Reservation, Colorado, New Mexico & Utah

• 6 English
• 1 Spanish

• 1 Colorado Springs
• 1 Peterson Air Force Base
• 1 Peterson Air Force Base (Colo.)

Limit year range