Description: Color slide of oil on the surface of the water. Slide 36 From box: December 1972, These appear to be a slide show for the local chapter of the Sierra Club.
Description: Color slide of a close up of oil globs on the rocks. Slide 15 From box: December 1972, These appear to be a slide show for the local chapter of the Sierra Club.
Description: Color slide of a poster of a food chain. Slide 21 From box: December 1972, These appear to be a slide show for the local chapter of the Sierra Club.
Description: Color slide the rocky coast along the ocean. Slide 12 From box: December 1972, These appear to be a slide show for the local chapter of the Sierra Club.
Description: Color slide looking across a harbor toward a building or a house on a peninsula. Slide 5 From box: December 1972, These appear to be a slide show for the local chapter of the Sierra Club.
Description: Color slide of waves crashing against the rocks. Slide 3 From box: December 1972, These appear to be a slide show for the local chapter of the Sierra Club.
Description: Color slide of the acknowledgements for the program. Slide 2 From box: December 1972, These appear to be a slide show for the local chapter of the Sierra Club.
Description: Color slide of a seed heads on the end of a plant. Notation on slide is hard to read due to the handwritting. From box: Summer 1975, Nature