| Year | 1942 |
| Date | 05-Mar |
| Volume | 86 |
| Issue | 2,130 |
| Page | 229 |
| Category | General |
| Part | |
| Title | A Simple Perpetual Calendar |
| Author | R.Beck |
| Notes | Appearance of the finished calendar showing parts dotted, cross section through centre, winder for dates, month winder, strips for day and dates |