| Year | 1919 |
| Date | 04-Sep |
| Volume | 41 |
| Issue | 958 |
| Page | 236 |
| Category | Electrical |
| Part | |
| Title | Electric Heating Appliances |
| Author | "Calculus" |
| Notes | The parts of an electric flat-iron, section of an electric water heater, the "Plexsim" electric still, an electric soldering iron, an electric glue pot with two melting vessels, an electric heater for warming the water in the radiator of a motor car |