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Incoming Resources
- All about heat, Photosynthesis Productions, Inc. ; director & executive producer, David H. Gluck ; producer, Deborah C. Hoard
- All about the transfer of energy, Photosynthesis Productions, Inc. ; director & executive producer, David H. Gluck ; producer, Deborah C. Hoard
- What is energy?, PhotoSynthesis Productions ; producer, Deborah C. Hoard ; director and executive producer, David H. Gluck