| Year | 1950 |
| Date | 05-Oct |
| Volume | 103 |
| Issue | 2,576 |
| Page | 531 |
| Category | Workshop |
| Part | |
| Title | An Adjustable Vee-Block of an Unusual Type |
| Author | W.M.Halliday |
| Notes | An adapted form of vee-block adjustable for height settings, method of using the modified vee-block, advantages |