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Car Wreck Sculpture - Red, 1968
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V.H., 1967
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First Generation Family Entertainment Center (FGFEC), 1968
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Play Majong, 1969
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Early Warning System, 1969-2023
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Erosion Machine No. 4, 1969
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Virtuoso Timer, 1969
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Nature Laboratory Collection 3.0, 1970-2022
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Organic Visualizer/Assembler, 1970-2016
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Organic Lens Viewer #1, 1971
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Specimen Viewer No. 4, 1970
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M - Breeder, 1971
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Art Medicine Kit, 1972
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Supply & Demand, 1972
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Art Tool Paint Experiments, Paint Dipper in Display Box, 1972
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Alternative TV #4, 1974
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Alternative TV #5, 1974
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Erosion Series 4, 1975
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Sand Rake, 1978-2022
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Natural Museum of Modern Art, 1979
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Erosion Landscape Bread Print No. 33, 1979
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Step One Shanghai - Santa Monica, 1980-1981
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I Hear You, 1982
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Twin Rock Communication Indicator, 1983
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Santa Monica Art Tool, 1988
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Art Tool: Wax Disk Rotator, 1998
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Anthropocene Landscape 2, 2006
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Anthropocene Plate, 2018