| Year | 1955 |
| Date | 06-Oct |
| Volume | 113 |
| Issue | 2,837 |
| Page | 472 |
| Category | General |
| Part | |
| Title | Constructing a Harmonograph |
| Author | A.Smith |
| Notes | Drydex stand at "M.E." Exhibition, how it works, similarity to musical terms, varying the patterns, making a fine stroke, a word of warning |