Major, Robert L.

• Fuels and energy situation in the Midwest industrial market
• Mineral resources and mineral industries of the East St. Louis region, Illinois
• Mineral resources and mineral industries of the East-Central Illinois region
• Mineral resources and mineral industries of the extreme southern Illinois region
• Mineral resources and mineral industries of the northeastern Illinois region
• Mineral resources and mineral industries of the northwestern Illinois region
• Mineral resources and mineral industries of the southeastern Illinois region
• Mineral resources and mineral industries of the Springfield region, Illinois
• Mineral resources and mineral industries of the western Illinois region
• The energy crisis and its potential impact on the Illinois clay products industry