| Year | 1924 |
| Date | 07-Aug |
| Volume | 51 |
| Issue | 1,215 |
| Page | 160 |
| Category | Radio Engineering |
| Part | |
| Title | An Efficient Crystal Receiver |
| Author | A.V.Ballhatchet |
| Notes | The design, interior view, the panel, the inductance, the condenser, the series-parallel switch, the detector, wiring, diagram of circuit, exterior view, general remarks |