| Journal Call no. | TK1193.H6L53 |
|---|---|
| Author | Wong, Charles. |
| Article Title | Our first unit of hydro-electricity / Charles Wong. |
| Is Part Of | Light ; Aug 1993, p.11, illus. |
| Journal Call no. | TK1193.H6L53 |
|---|---|
| Author | Wong, Charles. |
| Article Title | Our first unit of hydro-electricity / Charles Wong. |
| Is Part Of | Light ; Aug 1993, p.11, illus. |