| Year | 1977 |
| Date | 05-Aug |
| Volume | 143 |
| Issue | 3,566 |
| Page | 878 |
| Category | Workshop |
| Part | 1 |
| Title | Setting-Up Aids |
| Author | George Thomas |
| Notes | The manufacture of a "one-off", other devices for setting-up, the first operation, construction, centre and edge finders, a makeshift version, construction |