| Number | Name | Date | Kind |
|---|---|---|---|
| D237791 | Robertson et al. | Nov 1975 | S |
| D376854 | DiPaolo et al. | Dec 1996 | S |
| Entry |
|---|
| Zumtobel Staff—The Light, “From Shadow to Sparkle: The Art of Architectural Illumination”; p. 95 and other selected pages (four sheets); bearing the designation “Art. Nr. 04 246 808-UK 9.98 © Zumtobel Staff.” |