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| Pen and Ink, Watercolor | Pen and Ink | |
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| Pen and Ink | Colored Pencil | |
| Progressive Architecture, January 1986 | ||
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| Illustrator | Collaborators Chris Hamann and Cliff | |
| Scientific American, May 2006 | Download the printable prototype here | |
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| Paper Model | Strata Design 3D for Acme Klein Bottle | |
| Order one today! | ||
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