| Year | 1948 |
| Date | 09-Dec |
| Volume | 99 |
| Issue | 2,481 |
| Page | 618 |
| Category | Lathe |
| Part | |
| Title | A Dividing-Head for the Lathe |
| Author | H.C.W. |
| Notes | Primary considerations, accurate tooth spacing, helix angle, method of attachment, marked back-gear wheel, constructional details, divisions, (photos by Eric Meyer) |