| Year | 1920 |
| Date | 15-Apr |
| Volume | 42 |
| Issue | 990 |
| Page | 368 |
| Category | Optical |
| Part | |
| Title | The "Model Engineer" Telescope |
| Author | Chas E.Heath |
| Notes | Details of construction, for tripod, for rack and pinion fitting, bracket & rotating & base plate, the tripod stand, tripod top, details of some components |