| Year | 1939 |
| Date | 14-Dec |
| Volume | 81 |
| Issue | 2,014 |
| Page | 668 |
| Category | Electrical |
| Part | |
| Title | Portable Electric Lamps |
| Author | Waring S.Sholl |
| Notes | Combination two light accumulator-type hand-lamp, details of extension plug, jack vertical section, woring diagram, candle lamp simple dry-battery type |