| Year | 1952 |
| Date | 06-Mar |
| Volume | 106 |
| Issue | 2,650 |
| Page | 304 |
| Category | In The Workshop |
| Part | 110 |
| Title | Using Calor Gas |
| Author | "Duplex" |
| Notes | Parts of the clamping device, air supply, bracket and strut, special points to note, using Calor gas equipment, safety valve and air-line connections, section of the safety valve, parts |