| Year | 1980 |
| Date | 18-Apr |
| Volume | 146 |
| Issue | 3,631 |
| Page | 490 |
| Category | Workshop |
| Part | 4 |
| Title | Constructing an Air Compressor |
| Author | Rex. L.Tingey |
| Notes | Receiver tanks, fixing and fittings, pressure switch, drive units, air filters, faults in the compressor, safety |