| Year | 1918 |
| Date | 08-Aug |
| Volume | 39 |
| Issue | 902 |
| Page | 84 |
| Category | General |
| Part | |
| Title | Engineering and Invention Notes |
| Author | |
| Notes | The Life of Hot Water Pipes. A Roll-up Raft. A Shaping Machine for Aero Propellers. A New Steel for Permanent Magnets. Jointing Cables Without Solder. German Regulations for Manufacture of Pocket Lamps. Substitute Materials in Engineering |