| Year | 1994 |
| Date | 15-Apr |
| Volume | 172 |
| Issue | 3,967 |
| Page | 504 |
| Category | Workshop |
| Part | |
| Title | An Electric Furnace |
| Author | I.Sparks (New Zealand) |
| Notes | A useful aid to home foundry work. Investigation, safety note, proving its worth, electrical connections, using the furnace, for your own safety, use for heat treatment |