| Year | 2003 |
| Date | 21-Mar |
| Volume | 190 |
| Issue | 4,191 |
| Page | 303 |
| Category | Exhibition |
| Part | |
| Title | Competition Classes at the 72nd Model Engineer Exhibition. Class A6: Horological, Scientific and Optical Apparatus |
| Author | John Wilding |
| Notes | Ken Pert's Strutt epicyclic skeleton clock & large wheel skeleton clock |