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1982 Youth Energy Awareness Day, Insulation 02
"3/12/1982 - Youth Energy Awareness Day - John Hickerson, Insulation" - two images
1981 Energy Day Class, Insulation 06
"Youth Energy Awareness Day" Six images of high school students watching a demonstration about the various types of insulation and how it works.
1981 Energy Day Class, Insulation 05
"Youth Energy Awareness Day" Six images of high school students watching a demonstration about the various types of insulation and how it works.
1981 Energy Day Class, Insulation 04
"Youth Energy Awareness Day" Six images of high school students watching a demonstration about the various types of insulation and how it works.
1981 Energy Day Class, Insulation 03
"Youth Energy Awareness Day" Six images of high school students watching a demonstration about the various types of insulation and how it works.
1981 Energy Day Class, Insulation 02
"Youth Energy Awareness Day" Six images of high school students watching a demonstration about the various types of insulation and how it works.
1982 Youth Energy Awareness Day, Insulation 01
"3/12/1982 - Youth Energy Awareness Day - John Hickerson, Insulation" - two images
1981 Energy Day Class, Insulation 01
"Youth Energy Awareness Day" Six images of high school students watching a demonstration about the various types of insulation and how it works.