| Year | 1941 |
| Date | 25-Sep |
| Volume | 85 |
| Issue | 2,107 |
| Page | 249 |
| Category | Optical |
| Part | |
| Title | The Construction of A Reflecting Telescope |
| Author | W.E.Moorhouse |
| Notes | Angles for holding mirror housing, mirror housing secured to barrel, detail of mild steel angles, complete housing for flat mirror, copper tube, bent copper plate, bolts, spring steel suspenders, mild steel plates |