| Year | 1931 |
| Date | 14-May |
| Volume | 64 |
| Issue | 1,566 |
| Page | 473 |
| Category | Electrical |
| Part | |
| Title | The Perfecting of Electrical appliances for Every-day Use. General Electric Research Laboratories |
| Author | |
| Notes | Many appliances, 10-kilowatt lamp, tilting lathe, testing lighting switches, docks lighting problem, illumination of side streets, rectifying valves, heating appliances, testing pylons, vibration tests, research staff, laboratory factory |