| Lighting Services Inc. | USA | 1958 |
| Project Ref: 2. Art Institute of Chicago, USA • American Museum of Natural History, New York, USA • Bank of China ,Beijing, China •
Hong Kong Convention and Exhibit Centre, Hong Kong |
| Lighting Services Inc. | USA | 1958 |
| Project Ref: 2. Art Institute of Chicago, USA • American Museum of Natural History, New York, USA • Bank of China ,Beijing, China •
Hong Kong Convention and Exhibit Centre, Hong Kong |