• 2 Videos, Slides, Films
• 1 3-D Objects, Models, Sculpture

• 1 DVDs

• 2 Environmental aspects
• 1 Economic conditions
• 1 Environmental responsibility
• 1 History
• 1 Lead
• 1 Lead mines and mining
• 1 Lead poisoning in children
• 1 Prevention
• 1 Zinc mines and mining

• 1 Banyan Ltd.
• 1 Beesley, Bradley
• 1 Brannum, Julianna
• 1 Creek Runs Red (Firm)
• 1 Independent Television Service
• 1 KERA Dallas/Ft. Worth (Television station)
• 1 Kera Unlimited
• 1 Native American Public Telecommunications, Inc
• 1 Payne, James D

• 2 English

• 1 Oklahoma
• 1 Picher (Okla.)
• 1 Trinidad and Tobago

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